71387440

素因数分解:

$2^4\times 5^1\times {\mathrm{743}}^1\times {\mathrm{1201}}^1$

素因数の和:1957

約数の個数: 40

約数和(自身を含む): 166337568

約数和(自身を除く): 94950128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 743, 1201, 1486, 2402, 2972, 3715, 4804, 5944, 6005, 7430, 9608, 11888, 12010, 14860, 19216, 24020, 29720, 48040, 59440, 96080, 892343, 1784686, 3569372, 4461715, 7138744, 8923430, 14277488, 17846860, 35693720, 71387440]

約数ペア:

[(1, 71387440), (2, 35693720), (4, 17846860), (5, 14277488), (8, 8923430), (10, 7138744), (16, 4461715), (20, 3569372), (40, 1784686), (80, 892343), (743, 96080), (1201, 59440), (1486, 48040), (2402, 29720), (2972, 24020), (3715, 19216), (4804, 14860), (5944, 12010), (6005, 11888), (7430, 9608)]