631051490

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{863}}^1\times {\mathrm{881}}^1$

素因数の和:1834

約数の個数: 32

約数和(自身を含む): 1152216576

約数和(自身を除く): 521165086

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 863, 881, 1726, 1762, 4315, 4405, 8630, 8810, 71629, 73123, 143258, 146246, 358145, 365615, 716290, 731230, 760303, 1520606, 3801515, 7603030, 63105149, 126210298, 315525745, 631051490]

約数ペア:

[(1, 631051490), (2, 315525745), (5, 126210298), (10, 63105149), (83, 7603030), (166, 3801515), (415, 1520606), (830, 760303), (863, 731230), (881, 716290), (1726, 365615), (1762, 358145), (4315, 146246), (4405, 143258), (8630, 73123), (8810, 71629)]