2641128575

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 3423114240

約数和(自身を除く): 781985665

約数列:

[1, 5, 25, 47, 103, 139, 157, 235, 515, 695, 785, 1175, 2575, 3475, 3925, 4841, 6533, 7379, 14317, 16171, 21823, 24205, 32665, 36895, 71585, 80855, 109115, 121025, 163325, 184475, 357925, 404275, 545575, 672899, 760037, 1025681, 2247769, 3364495, 3800185, 5128405, 11238845, 16822475, 19000925, 25642025, 56194225, 105645143, 528225715, 2641128575]

約数ペア:

[(1, 2641128575), (5, 528225715), (25, 105645143), (47, 56194225), (103, 25642025), (139, 19000925), (157, 16822475), (235, 11238845), (515, 5128405), (695, 3800185), (785, 3364495), (1175, 2247769), (2575, 1025681), (3475, 760037), (3925, 672899), (4841, 545575), (6533, 404275), (7379, 357925), (14317, 184475), (16171, 163325), (21823, 121025), (24205, 109115), (32665, 80855), (36895, 71585)]