68118100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 155302560

約数和(自身を除く): 87184460

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 83, 100, 116, 145, 166, 283, 290, 332, 415, 566, 580, 725, 830, 1132, 1415, 1450, 1660, 2075, 2407, 2830, 2900, 4150, 4814, 5660, 7075, 8207, 8300, 9628, 12035, 14150, 16414, 23489, 24070, 28300, 32828, 41035, 46978, 48140, 60175, 82070, 93956, 117445, 120350, 164140, 205175, 234890, 240700, 410350, 469780, 587225, 681181, 820700, 1174450, 1362362, 2348900, 2724724, 3405905, 6811810, 13623620, 17029525, 34059050, 68118100]

約数ペア:

[(1, 68118100), (2, 34059050), (4, 17029525), (5, 13623620), (10, 6811810), (20, 3405905), (25, 2724724), (29, 2348900), (50, 1362362), (58, 1174450), (83, 820700), (100, 681181), (116, 587225), (145, 469780), (166, 410350), (283, 240700), (290, 234890), (332, 205175), (415, 164140), (566, 120350), (580, 117445), (725, 93956), (830, 82070), (1132, 60175), (1415, 48140), (1450, 46978), (1660, 41035), (2075, 32828), (2407, 28300), (2830, 24070), (2900, 23489), (4150, 16414), (4814, 14150), (5660, 12035), (7075, 9628), (8207, 8300)]