72718945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{65809}}^1$

素因数の和:65844

約数の個数: 16

約数和(自身を含む): 99504720

約数和(自身を除く): 26785775

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 65809, 329045, 855517, 1118753, 4277585, 5593765, 14543789, 72718945]

約数ペア:

[(1, 72718945), (5, 14543789), (13, 5593765), (17, 4277585), (65, 1118753), (85, 855517), (221, 329045), (1105, 65809)]