100656890

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{23909}}^1$

素因数の和:24337

約数の個数: 16

約数和(自身を含む): 181620360

約数和(自身を除く): 80963470

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 23909, 47818, 119545, 239090, 10065689, 20131378, 50328445, 100656890]

約数ペア:

[(1, 100656890), (2, 50328445), (5, 20131378), (10, 10065689), (421, 239090), (842, 119545), (2105, 47818), (4210, 23909)]