31341670

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:592

約数の個数: 32

約数和(自身を含む): 57859200

約数和(自身を除く): 26517530

約数列:

[1, 2, 5, 10, 79, 97, 158, 194, 395, 409, 485, 790, 818, 970, 2045, 4090, 7663, 15326, 32311, 38315, 39673, 64622, 76630, 79346, 161555, 198365, 323110, 396730, 3134167, 6268334, 15670835, 31341670]

約数ペア:

[(1, 31341670), (2, 15670835), (5, 6268334), (10, 3134167), (79, 396730), (97, 323110), (158, 198365), (194, 161555), (395, 79346), (409, 76630), (485, 64622), (790, 39673), (818, 38315), (970, 32311), (2045, 15326), (4090, 7663)]