66040000

素因数分解:

$2^6\times 5^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:172

約数の個数: 140

約数和(自身を含む): 177743104

約数和(自身を除く): 111703104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 127, 130, 160, 200, 208, 250, 254, 260, 320, 325, 400, 416, 500, 508, 520, 625, 635, 650, 800, 832, 1000, 1016, 1040, 1250, 1270, 1300, 1600, 1625, 1651, 2000, 2032, 2080, 2500, 2540, 2600, 3175, 3250, 3302, 4000, 4064, 4160, 5000, 5080, 5200, 6350, 6500, 6604, 8000, 8125, 8128, 8255, 10000, 10160, 10400, 12700, 13000, 13208, 15875, 16250, 16510, 20000, 20320, 20800, 25400, 26000, 26416, 31750, 32500, 33020, 40000, 40640, 41275, 50800, 52000, 52832, 63500, 65000, 66040, 79375, 82550, 101600, 104000, 105664, 127000, 130000, 132080, 158750, 165100, 203200, 206375, 254000, 260000, 264160, 317500, 330200, 412750, 508000, 520000, 528320, 635000, 660400, 825500, 1016000, 1031875, 1270000, 1320800, 1651000, 2063750, 2540000, 2641600, 3302000, 4127500, 5080000, 6604000, 8255000, 13208000, 16510000, 33020000, 66040000]

約数ペア:

[(1, 66040000), (2, 33020000), (4, 16510000), (5, 13208000), (8, 8255000), (10, 6604000), (13, 5080000), (16, 4127500), (20, 3302000), (25, 2641600), (26, 2540000), (32, 2063750), (40, 1651000), (50, 1320800), (52, 1270000), (64, 1031875), (65, 1016000), (80, 825500), (100, 660400), (104, 635000), (125, 528320), (127, 520000), (130, 508000), (160, 412750), (200, 330200), (208, 317500), (250, 264160), (254, 260000), (260, 254000), (320, 206375), (325, 203200), (400, 165100), (416, 158750), (500, 132080), (508, 130000), (520, 127000), (625, 105664), (635, 104000), (650, 101600), (800, 82550), (832, 79375), (1000, 66040), (1016, 65000), (1040, 63500), (1250, 52832), (1270, 52000), (1300, 50800), (1600, 41275), (1625, 40640), (1651, 40000), (2000, 33020), (2032, 32500), (2080, 31750), (2500, 26416), (2540, 26000), (2600, 25400), (3175, 20800), (3250, 20320), (3302, 20000), (4000, 16510), (4064, 16250), (4160, 15875), (5000, 13208), (5080, 13000), (5200, 12700), (6350, 10400), (6500, 10160), (6604, 10000), (8000, 8255), (8125, 8128)]