91020070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{4651}}^1$

素因数の和:4780

約数の個数: 32

約数和(自身を含む): 174170880

約数和(自身を除く): 83150810

約数列:

[1, 2, 5, 10, 19, 38, 95, 103, 190, 206, 515, 1030, 1957, 3914, 4651, 9302, 9785, 19570, 23255, 46510, 88369, 176738, 441845, 479053, 883690, 958106, 2395265, 4790530, 9102007, 18204014, 45510035, 91020070]

約数ペア:

[(1, 91020070), (2, 45510035), (5, 18204014), (10, 9102007), (19, 4790530), (38, 2395265), (95, 958106), (103, 883690), (190, 479053), (206, 441845), (515, 176738), (1030, 88369), (1957, 46510), (3914, 23255), (4651, 19570), (9302, 9785)]