2103168925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{12517}}^1$

素因数の和:12598

約数の個数: 48

約数和(自身を含む): 3129299712

約数和(自身を除く): 1026130787

約数列:

[1, 5, 11, 13, 25, 47, 55, 65, 143, 235, 275, 325, 517, 611, 715, 1175, 2585, 3055, 3575, 6721, 12517, 12925, 15275, 33605, 62585, 137687, 162721, 168025, 312925, 588299, 688435, 813605, 1789931, 2941495, 3442175, 4068025, 6471289, 7647887, 8949655, 14707475, 32356445, 38239435, 44748275, 84126757, 161782225, 191197175, 420633785, 2103168925]

約数ペア:

[(1, 2103168925), (5, 420633785), (11, 191197175), (13, 161782225), (25, 84126757), (47, 44748275), (55, 38239435), (65, 32356445), (143, 14707475), (235, 8949655), (275, 7647887), (325, 6471289), (517, 4068025), (611, 3442175), (715, 2941495), (1175, 1789931), (2585, 813605), (3055, 688435), (3575, 588299), (6721, 312925), (12517, 168025), (12925, 162721), (15275, 137687), (33605, 62585)]