81208265

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{1979}}^1$

素因数の和:2296

約数の個数: 16

約数和(自身を含む): 101217600

約数和(自身を除く): 20009335

約数列:

[1, 5, 29, 145, 283, 1415, 1979, 8207, 9895, 41035, 57391, 286955, 560057, 2800285, 16241653, 81208265]

約数ペア:

[(1, 81208265), (5, 16241653), (29, 2800285), (145, 560057), (283, 286955), (1415, 57391), (1979, 41035), (8207, 9895)]