25618960

素因数分解:

$2^4\times 5^1\times {\mathrm{320237}}^1$

素因数の和:320250

約数の個数: 20

約数和(自身を含む): 59564268

約数和(自身を除く): 33945308

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 320237, 640474, 1280948, 1601185, 2561896, 3202370, 5123792, 6404740, 12809480, 25618960]

約数ペア:

[(1, 25618960), (2, 12809480), (4, 6404740), (5, 5123792), (8, 3202370), (10, 2561896), (16, 1601185), (20, 1280948), (40, 640474), (80, 320237)]