51943060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^2$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 123003720

約数和(自身を除く): 71060660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 83, 116, 130, 145, 166, 260, 290, 332, 377, 415, 580, 754, 830, 1079, 1508, 1660, 1885, 2158, 2407, 3770, 4316, 4814, 5395, 6889, 7540, 9628, 10790, 12035, 13778, 21580, 24070, 27556, 31291, 34445, 48140, 62582, 68890, 89557, 125164, 137780, 156455, 179114, 199781, 312910, 358228, 399562, 447785, 625820, 799124, 895570, 998905, 1791140, 1997810, 2597153, 3995620, 5194306, 10388612, 12985765, 25971530, 51943060]

約数ペア:

[(1, 51943060), (2, 25971530), (4, 12985765), (5, 10388612), (10, 5194306), (13, 3995620), (20, 2597153), (26, 1997810), (29, 1791140), (52, 998905), (58, 895570), (65, 799124), (83, 625820), (116, 447785), (130, 399562), (145, 358228), (166, 312910), (260, 199781), (290, 179114), (332, 156455), (377, 137780), (415, 125164), (580, 89557), (754, 68890), (830, 62582), (1079, 48140), (1508, 34445), (1660, 31291), (1885, 27556), (2158, 24070), (2407, 21580), (3770, 13778), (4316, 12035), (4814, 10790), (5395, 9628), (6889, 7540)]