25780330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1091}}^1$

素因数の和:1254

約数の個数: 32

約数和(自身を含む): 49533120

約数和(自身を除く): 23752790

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 278, 695, 1091, 1390, 2182, 2363, 4726, 5455, 10910, 11815, 18547, 23630, 37094, 92735, 151649, 185470, 303298, 758245, 1516490, 2578033, 5156066, 12890165, 25780330]

約数ペア:

[(1, 25780330), (2, 12890165), (5, 5156066), (10, 2578033), (17, 1516490), (34, 758245), (85, 303298), (139, 185470), (170, 151649), (278, 92735), (695, 37094), (1091, 23630), (1390, 18547), (2182, 11815), (2363, 10910), (4726, 5455)]