77917775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5101}}^1$

素因数の和:5171

約数の個数: 24

約数和(自身を含む): 106284864

約数和(自身を除く): 28367089

約数列:

[1, 5, 13, 25, 47, 65, 235, 325, 611, 1175, 3055, 5101, 15275, 25505, 66313, 127525, 239747, 331565, 1198735, 1657825, 3116711, 5993675, 15583555, 77917775]

約数ペア:

[(1, 77917775), (5, 15583555), (13, 5993675), (25, 3116711), (47, 1657825), (65, 1198735), (235, 331565), (325, 239747), (611, 127525), (1175, 66313), (3055, 25505), (5101, 15275)]