72798505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{65881}}^1$

素因数の和:65916

約数の個数: 16

約数和(自身を含む): 99613584

約数和(自身を除く): 26815079

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 65881, 329405, 856453, 1119977, 4282265, 5599885, 14559701, 72798505]

約数ペア:

[(1, 72798505), (5, 14559701), (13, 5599885), (17, 4282265), (65, 1119977), (85, 856453), (221, 329405), (1105, 65881)]