66247640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97423}}^1$

素因数の和:97451

約数の個数: 32

約数和(自身を含む): 157826880

約数和(自身を除く): 91579240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 97423, 194846, 389692, 487115, 779384, 974230, 1656191, 1948460, 3312382, 3896920, 6624764, 8280955, 13249528, 16561910, 33123820, 66247640]

約数ペア:

[(1, 66247640), (2, 33123820), (4, 16561910), (5, 13249528), (8, 8280955), (10, 6624764), (17, 3896920), (20, 3312382), (34, 1948460), (40, 1656191), (68, 974230), (85, 779384), (136, 487115), (170, 389692), (340, 194846), (680, 97423)]