25422160

素因数分解:

$2^4\times 5^1\times {\mathrm{317777}}^1$

素因数の和:317790

約数の個数: 20

約数和(自身を含む): 59106708

約数和(自身を除く): 33684548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317777, 635554, 1271108, 1588885, 2542216, 3177770, 5084432, 6355540, 12711080, 25422160]

約数ペア:

[(1, 25422160), (2, 12711080), (4, 6355540), (5, 5084432), (8, 3177770), (10, 2542216), (16, 1588885), (20, 1271108), (40, 635554), (80, 317777)]