79656040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{68669}}^1$

素因数の和:68709

約数の個数: 32

約数和(自身を含む): 185409000

約数和(自身を除く): 105752960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 68669, 137338, 274676, 343345, 549352, 686690, 1373380, 1991401, 2746760, 3982802, 7965604, 9957005, 15931208, 19914010, 39828020, 79656040]

約数ペア:

[(1, 79656040), (2, 39828020), (4, 19914010), (5, 15931208), (8, 9957005), (10, 7965604), (20, 3982802), (29, 2746760), (40, 1991401), (58, 1373380), (116, 686690), (145, 549352), (232, 343345), (290, 274676), (580, 137338), (1160, 68669)]