25411390

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61979}}^1$

素因数の和:62027

約数の個数: 16

約数和(自身を含む): 46856880

約数和(自身を除く): 21445490

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 61979, 123958, 309895, 619790, 2541139, 5082278, 12705695, 25411390]

約数ペア:

[(1, 25411390), (2, 12705695), (5, 5082278), (10, 2541139), (41, 619790), (82, 309895), (205, 123958), (410, 61979)]