69407990

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 127059840

約数和(自身を除く): 57651850

約数列:

[1, 2, 5, 10, 113, 226, 239, 257, 478, 514, 565, 1130, 1195, 1285, 2390, 2570, 27007, 29041, 54014, 58082, 61423, 122846, 135035, 145205, 270070, 290410, 307115, 614230, 6940799, 13881598, 34703995, 69407990]

約数ペア:

[(1, 69407990), (2, 34703995), (5, 13881598), (10, 6940799), (113, 614230), (226, 307115), (239, 290410), (257, 270070), (478, 145205), (514, 135035), (565, 122846), (1130, 61423), (1195, 58082), (1285, 54014), (2390, 29041), (2570, 27007)]