87414640

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{3491}}^1$

素因数の和:3817

約数の個数: 40

約数和(自身を含む): 203946768

約数和(自身を除く): 116532128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 1252, 1565, 2504, 3130, 3491, 5008, 6260, 6982, 12520, 13964, 17455, 25040, 27928, 34910, 55856, 69820, 139640, 279280, 1092683, 2185366, 4370732, 5463415, 8741464, 10926830, 17482928, 21853660, 43707320, 87414640]

約数ペア:

[(1, 87414640), (2, 43707320), (4, 21853660), (5, 17482928), (8, 10926830), (10, 8741464), (16, 5463415), (20, 4370732), (40, 2185366), (80, 1092683), (313, 279280), (626, 139640), (1252, 69820), (1565, 55856), (2504, 34910), (3130, 27928), (3491, 25040), (5008, 17455), (6260, 13964), (6982, 12520)]