64948585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1109}}^1$

素因数の和:1197

約数の個数: 32

約数和(自身を含む): 90629280

約数和(自身を除く): 25680695

約数列:

[1, 5, 13, 17, 53, 65, 85, 221, 265, 689, 901, 1105, 1109, 3445, 4505, 5545, 11713, 14417, 18853, 58565, 58777, 72085, 94265, 245089, 293885, 764101, 999209, 1225445, 3820505, 4996045, 12989717, 64948585]

約数ペア:

[(1, 64948585), (5, 12989717), (13, 4996045), (17, 3820505), (53, 1225445), (65, 999209), (85, 764101), (221, 293885), (265, 245089), (689, 94265), (901, 72085), (1105, 58777), (1109, 58565), (3445, 18853), (4505, 14417), (5545, 11713)]