81874360000

素因数分解:

$2^6\times 5^4\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:457

約数の個数: 280

約数和(自身を含む): 208416485376

約数和(自身を除く): 126542125376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 80, 100, 125, 127, 142, 160, 200, 227, 250, 254, 284, 320, 355, 400, 454, 500, 508, 568, 625, 635, 710, 800, 908, 1000, 1016, 1135, 1136, 1250, 1270, 1420, 1600, 1775, 1816, 2000, 2032, 2270, 2272, 2500, 2540, 2840, 3175, 3550, 3632, 4000, 4064, 4540, 4544, 5000, 5080, 5675, 5680, 6350, 7100, 7264, 8000, 8128, 8875, 9017, 9080, 10000, 10160, 11350, 11360, 12700, 14200, 14528, 15875, 16117, 17750, 18034, 18160, 20000, 20320, 22700, 22720, 25400, 28375, 28400, 28829, 31750, 32234, 35500, 36068, 36320, 40000, 40640, 44375, 45085, 45400, 50800, 56750, 56800, 57658, 63500, 64468, 71000, 72136, 72640, 79375, 80585, 88750, 90170, 90800, 101600, 113500, 113600, 115316, 127000, 128936, 141875, 142000, 144145, 144272, 158750, 161170, 177500, 180340, 181600, 203200, 225425, 227000, 230632, 254000, 257872, 283750, 284000, 288290, 288544, 317500, 322340, 355000, 360680, 363200, 402925, 450850, 454000, 461264, 508000, 515744, 567500, 568000, 576580, 577088, 635000, 644680, 710000, 720725, 721360, 805850, 901700, 908000, 922528, 1016000, 1031488, 1127125, 1135000, 1153160, 1270000, 1289360, 1420000, 1441450, 1442720, 1611700, 1803400, 1816000, 1845056, 2014625, 2046859, 2254250, 2270000, 2306320, 2540000, 2578720, 2840000, 2882900, 2885440, 3223400, 3603625, 3606800, 4029250, 4093718, 4508500, 4540000, 4612640, 5080000, 5157440, 5635625, 5765800, 6446800, 7207250, 7213600, 8058500, 8187436, 9017000, 9080000, 9225280, 10073125, 10234295, 11271250, 11531600, 12893600, 14414500, 14427200, 16117000, 16374872, 18018125, 18034000, 20146250, 20468590, 22542500, 23063200, 25787200, 28829000, 32234000, 32749744, 36036250, 36068000, 40292500, 40937180, 45085000, 46126400, 51171475, 57658000, 64468000, 65499488, 72072500, 72136000, 80585000, 81874360, 90170000, 102342950, 115316000, 128936000, 130998976, 144145000, 161170000, 163748720, 180340000, 204685900, 230632000, 255857375, 288290000, 322340000, 327497440, 360680000, 409371800, 511714750, 576580000, 644680000, 654994880, 818743600, 1023429500, 1153160000, 1279286875, 1637487200, 2046859000, 2558573750, 3274974400, 4093718000, 5117147500, 8187436000, 10234295000, 16374872000, 20468590000, 40937180000, 81874360000]

約数ペア:

[(1, 81874360000), (2, 40937180000), (4, 20468590000), (5, 16374872000), (8, 10234295000), (10, 8187436000), (16, 5117147500), (20, 4093718000), (25, 3274974400), (32, 2558573750), (40, 2046859000), (50, 1637487200), (64, 1279286875), (71, 1153160000), (80, 1023429500), (100, 818743600), (125, 654994880), (127, 644680000), (142, 576580000), (160, 511714750), (200, 409371800), (227, 360680000), (250, 327497440), (254, 322340000), (284, 288290000), (320, 255857375), (355, 230632000), (400, 204685900), (454, 180340000), (500, 163748720), (508, 161170000), (568, 144145000), (625, 130998976), (635, 128936000), (710, 115316000), (800, 102342950), (908, 90170000), (1000, 81874360), (1016, 80585000), (1135, 72136000), (1136, 72072500), (1250, 65499488), (1270, 64468000), (1420, 57658000), (1600, 51171475), (1775, 46126400), (1816, 45085000), (2000, 40937180), (2032, 40292500), (2270, 36068000), (2272, 36036250), (2500, 32749744), (2540, 32234000), (2840, 28829000), (3175, 25787200), (3550, 23063200), (3632, 22542500), (4000, 20468590), (4064, 20146250), (4540, 18034000), (4544, 18018125), (5000, 16374872), (5080, 16117000), (5675, 14427200), (5680, 14414500), (6350, 12893600), (7100, 11531600), (7264, 11271250), (8000, 10234295), (8128, 10073125), (8875, 9225280), (9017, 9080000), (9080, 9017000), (10000, 8187436), (10160, 8058500), (11350, 7213600), (11360, 7207250), (12700, 6446800), (14200, 5765800), (14528, 5635625), (15875, 5157440), (16117, 5080000), (17750, 4612640), (18034, 4540000), (18160, 4508500), (20000, 4093718), (20320, 4029250), (22700, 3606800), (22720, 3603625), (25400, 3223400), (28375, 2885440), (28400, 2882900), (28829, 2840000), (31750, 2578720), (32234, 2540000), (35500, 2306320), (36068, 2270000), (36320, 2254250), (40000, 2046859), (40640, 2014625), (44375, 1845056), (45085, 1816000), (45400, 1803400), (50800, 1611700), (56750, 1442720), (56800, 1441450), (57658, 1420000), (63500, 1289360), (64468, 1270000), (71000, 1153160), (72136, 1135000), (72640, 1127125), (79375, 1031488), (80585, 1016000), (88750, 922528), (90170, 908000), (90800, 901700), (101600, 805850), (113500, 721360), (113600, 720725), (115316, 710000), (127000, 644680), (128936, 635000), (141875, 577088), (142000, 576580), (144145, 568000), (144272, 567500), (158750, 515744), (161170, 508000), (177500, 461264), (180340, 454000), (181600, 450850), (203200, 402925), (225425, 363200), (227000, 360680), (230632, 355000), (254000, 322340), (257872, 317500), (283750, 288544), (284000, 288290)]