25961840

素因数分解:

$2^4\times 5^1\times {\mathrm{324523}}^1$

素因数の和:324536

約数の個数: 20

約数和(自身を含む): 60361464

約数和(自身を除く): 34399624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 324523, 649046, 1298092, 1622615, 2596184, 3245230, 5192368, 6490460, 12980920, 25961840]

約数ペア:

[(1, 25961840), (2, 12980920), (4, 6490460), (5, 5192368), (8, 3245230), (10, 2596184), (16, 1622615), (20, 1298092), (40, 649046), (80, 324523)]