25522480

素因数分解:

$2^4\times 5^1\times {\mathrm{319031}}^1$

素因数の和:319044

約数の個数: 20

約数和(自身を含む): 59339952

約数和(自身を除く): 33817472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 319031, 638062, 1276124, 1595155, 2552248, 3190310, 5104496, 6380620, 12761240, 25522480]

約数ペア:

[(1, 25522480), (2, 12761240), (4, 6380620), (5, 5104496), (8, 3190310), (10, 2552248), (16, 1595155), (20, 1276124), (40, 638062), (80, 319031)]