131878370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{34981}}^1$

素因数の和:35030

約数の個数: 32

約数和(自身を含む): 264463920

約数和(自身を除く): 132585550

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 34981, 69962, 174905, 349810, 454753, 909506, 1014449, 2028898, 2273765, 4547530, 5072245, 10144490, 13187837, 26375674, 65939185, 131878370]

約数ペア:

[(1, 131878370), (2, 65939185), (5, 26375674), (10, 13187837), (13, 10144490), (26, 5072245), (29, 4547530), (58, 2273765), (65, 2028898), (130, 1014449), (145, 909506), (290, 454753), (377, 349810), (754, 174905), (1885, 69962), (3770, 34981)]