71390624080

素因数分解:

$2^4\times 5^1\times {\mathrm{892382801}}^1$

素因数の和:892382814

約数の個数: 20

約数和(自身を含む): 165983201172

約数和(自身を除く): 94592577092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 892382801, 1784765602, 3569531204, 4461914005, 7139062408, 8923828010, 14278124816, 17847656020, 35695312040, 71390624080]

約数ペア:

[(1, 71390624080), (2, 35695312040), (4, 17847656020), (5, 14278124816), (8, 8923828010), (10, 7139062408), (16, 4461914005), (20, 3569531204), (40, 1784765602), (80, 892382801)]