70543640

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{15607}}^1$

素因数の和:15731

約数の個数: 32

約数和(自身を含む): 160138080

約数和(自身を除く): 89594440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 15607, 31214, 62428, 78035, 124856, 156070, 312140, 624280, 1763591, 3527182, 7054364, 8817955, 14108728, 17635910, 35271820, 70543640]

約数ペア:

[(1, 70543640), (2, 35271820), (4, 17635910), (5, 14108728), (8, 8817955), (10, 7054364), (20, 3527182), (40, 1763591), (113, 624280), (226, 312140), (452, 156070), (565, 124856), (904, 78035), (1130, 62428), (2260, 31214), (4520, 15607)]