237790475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 339478272

約数和(自身を除く): 101687797

約数列:

[1, 5, 13, 17, 25, 65, 85, 193, 221, 223, 325, 425, 965, 1105, 1115, 2509, 2899, 3281, 3791, 4825, 5525, 5575, 12545, 14495, 16405, 18955, 42653, 43039, 49283, 62725, 72475, 82025, 94775, 213265, 215195, 246415, 559507, 731663, 1066325, 1075975, 1232075, 2797535, 3658315, 9511619, 13987675, 18291575, 47558095, 237790475]

約数ペア:

[(1, 237790475), (5, 47558095), (13, 18291575), (17, 13987675), (25, 9511619), (65, 3658315), (85, 2797535), (193, 1232075), (221, 1075975), (223, 1066325), (325, 731663), (425, 559507), (965, 246415), (1105, 215195), (1115, 213265), (2509, 94775), (2899, 82025), (3281, 72475), (3791, 62725), (4825, 49283), (5525, 43039), (5575, 42653), (12545, 18955), (14495, 16405)]