71886856

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{1151}}^1$

素因数の和:1405

約数の個数: 32

約数和(自身を含む): 139207680

約数和(自身を除く): 67320824

約数列:

[1, 2, 4, 8, 37, 74, 148, 211, 296, 422, 844, 1151, 1688, 2302, 4604, 7807, 9208, 15614, 31228, 42587, 62456, 85174, 170348, 242861, 340696, 485722, 971444, 1942888, 8985857, 17971714, 35943428, 71886856]

約数ペア:

[(1, 71886856), (2, 35943428), (4, 17971714), (8, 8985857), (37, 1942888), (74, 971444), (148, 485722), (211, 340696), (296, 242861), (422, 170348), (844, 85174), (1151, 62456), (1688, 42587), (2302, 31228), (4604, 15614), (7807, 9208)]