68809715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{8081}}^1$

素因数の和:8230

約数の個数: 16

約数和(自身を含む): 89613216

約数和(自身を除く): 20803501

約数列:

[1, 5, 13, 65, 131, 655, 1703, 8081, 8515, 40405, 105053, 525265, 1058611, 5293055, 13761943, 68809715]

約数ペア:

[(1, 68809715), (5, 13761943), (13, 5293055), (65, 1058611), (131, 525265), (655, 105053), (1703, 40405), (8081, 8515)]