25863415

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1597}}^1$

素因数の和:1722

約数の個数: 16

約数和(自身を含む): 32215680

約数和(自身を除く): 6352265

約数列:

[1, 5, 41, 79, 205, 395, 1597, 3239, 7985, 16195, 65477, 126163, 327385, 630815, 5172683, 25863415]

約数ペア:

[(1, 25863415), (5, 5172683), (41, 630815), (79, 327385), (205, 126163), (395, 65477), (1597, 16195), (3239, 7985)]