90316970

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127207}}^1$

素因数の和:127285

約数の個数: 16

約数和(自身を含む): 164861568

約数和(自身を除く): 74544598

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 127207, 254414, 636035, 1272070, 9031697, 18063394, 45158485, 90316970]

約数ペア:

[(1, 90316970), (2, 45158485), (5, 18063394), (10, 9031697), (71, 1272070), (142, 636035), (355, 254414), (710, 127207)]