81102925

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1511}}^1$

素因数の和:1653

約数の個数: 24

約数和(自身を含む): 106868160

約数和(自身を除く): 25765235

約数列:

[1, 5, 19, 25, 95, 113, 475, 565, 1511, 2147, 2825, 7555, 10735, 28709, 37775, 53675, 143545, 170743, 717725, 853715, 3244117, 4268575, 16220585, 81102925]

約数ペア:

[(1, 81102925), (5, 16220585), (19, 4268575), (25, 3244117), (95, 853715), (113, 717725), (475, 170743), (565, 143545), (1511, 53675), (2147, 37775), (2825, 28709), (7555, 10735)]