77929870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{823}}^1$

素因数の和:1404

約数の個数: 32

約数和(自身を含む): 148972608

約数和(自身を除く): 71042738

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 557, 823, 1114, 1646, 2785, 4115, 5570, 8230, 9469, 13991, 18938, 27982, 47345, 69955, 94690, 139910, 458411, 916822, 2292055, 4584110, 7792987, 15585974, 38964935, 77929870]

約数ペア:

[(1, 77929870), (2, 38964935), (5, 15585974), (10, 7792987), (17, 4584110), (34, 2292055), (85, 916822), (170, 458411), (557, 139910), (823, 94690), (1114, 69955), (1646, 47345), (2785, 27982), (4115, 18938), (5570, 13991), (8230, 9469)]