51988720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 160

約数和(自身を含む): 150847488

約数和(自身を除く): 98858768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 43, 56, 68, 70, 80, 85, 86, 112, 119, 127, 136, 140, 170, 172, 215, 238, 254, 272, 280, 301, 340, 344, 430, 476, 508, 560, 595, 602, 635, 680, 688, 731, 860, 889, 952, 1016, 1190, 1204, 1270, 1360, 1462, 1505, 1720, 1778, 1904, 2032, 2159, 2380, 2408, 2540, 2924, 3010, 3440, 3556, 3655, 4318, 4445, 4760, 4816, 5080, 5117, 5461, 5848, 6020, 7112, 7310, 8636, 8890, 9520, 10160, 10234, 10795, 10922, 11696, 12040, 14224, 14620, 15113, 17272, 17780, 20468, 21590, 21844, 24080, 25585, 27305, 29240, 30226, 34544, 35560, 38227, 40936, 43180, 43688, 51170, 54610, 58480, 60452, 71120, 75565, 76454, 81872, 86360, 87376, 92837, 102340, 109220, 120904, 151130, 152908, 172720, 185674, 191135, 204680, 218440, 241808, 302260, 305816, 371348, 382270, 409360, 436880, 464185, 604520, 611632, 649859, 742696, 764540, 928370, 1209040, 1299718, 1485392, 1529080, 1856740, 2599436, 3058160, 3249295, 3713480, 5198872, 6498590, 7426960, 10397744, 12997180, 25994360, 51988720]

約数ペア:

[(1, 51988720), (2, 25994360), (4, 12997180), (5, 10397744), (7, 7426960), (8, 6498590), (10, 5198872), (14, 3713480), (16, 3249295), (17, 3058160), (20, 2599436), (28, 1856740), (34, 1529080), (35, 1485392), (40, 1299718), (43, 1209040), (56, 928370), (68, 764540), (70, 742696), (80, 649859), (85, 611632), (86, 604520), (112, 464185), (119, 436880), (127, 409360), (136, 382270), (140, 371348), (170, 305816), (172, 302260), (215, 241808), (238, 218440), (254, 204680), (272, 191135), (280, 185674), (301, 172720), (340, 152908), (344, 151130), (430, 120904), (476, 109220), (508, 102340), (560, 92837), (595, 87376), (602, 86360), (635, 81872), (680, 76454), (688, 75565), (731, 71120), (860, 60452), (889, 58480), (952, 54610), (1016, 51170), (1190, 43688), (1204, 43180), (1270, 40936), (1360, 38227), (1462, 35560), (1505, 34544), (1720, 30226), (1778, 29240), (1904, 27305), (2032, 25585), (2159, 24080), (2380, 21844), (2408, 21590), (2540, 20468), (2924, 17780), (3010, 17272), (3440, 15113), (3556, 14620), (3655, 14224), (4318, 12040), (4445, 11696), (4760, 10922), (4816, 10795), (5080, 10234), (5117, 10160), (5461, 9520), (5848, 8890), (6020, 8636), (7112, 7310)]