123547975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{8969}}^1$

素因数の和:9027

約数の個数: 24

約数和(自身を含む): 166842000

約数和(自身を除く): 43294025

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 725, 2755, 8969, 13775, 44845, 170411, 224225, 260101, 852055, 1300505, 4260275, 4941919, 6502525, 24709595, 123547975]

約数ペア:

[(1, 123547975), (5, 24709595), (19, 6502525), (25, 4941919), (29, 4260275), (95, 1300505), (145, 852055), (475, 260101), (551, 224225), (725, 170411), (2755, 44845), (8969, 13775)]