81137630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{165587}}^1$

素因数の和:165608

約数の個数: 24

約数和(自身を含む): 169893288

約数和(自身を除く): 88755658

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 165587, 331174, 827935, 1159109, 1655870, 2318218, 5795545, 8113763, 11591090, 16227526, 40568815, 81137630]

約数ペア:

[(1, 81137630), (2, 40568815), (5, 16227526), (7, 11591090), (10, 8113763), (14, 5795545), (35, 2318218), (49, 1655870), (70, 1159109), (98, 827935), (245, 331174), (490, 165587)]