77520025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2791}}^1$

素因数の和:2913

約数の個数: 24

約数和(自身を含む): 105939648

約数和(自身を除く): 28419623

約数列:

[1, 5, 11, 25, 55, 101, 275, 505, 1111, 2525, 2791, 5555, 13955, 27775, 30701, 69775, 153505, 281891, 767525, 1409455, 3100801, 7047275, 15504005, 77520025]

約数ペア:

[(1, 77520025), (5, 15504005), (11, 7047275), (25, 3100801), (55, 1409455), (101, 767525), (275, 281891), (505, 153505), (1111, 69775), (2525, 30701), (2791, 27775), (5555, 13955)]