12405379225

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{117503}}^1$

素因数の和:117657

約数の個数: 24

約数和(自身を含む): 15910981632

約数和(自身を除く): 3505602407

約数列:

[1, 5, 25, 41, 103, 205, 515, 1025, 2575, 4223, 21115, 105575, 117503, 587515, 2937575, 4817623, 12102809, 24088115, 60514045, 120440575, 302570225, 496215169, 2481075845, 12405379225]

約数ペア:

[(1, 12405379225), (5, 2481075845), (25, 496215169), (41, 302570225), (103, 120440575), (205, 60514045), (515, 24088115), (1025, 12102809), (2575, 4817623), (4223, 2937575), (21115, 587515), (105575, 117503)]