25778240

素因数分解:

$2^6\times 5^1\times {\mathrm{80557}}^1$

素因数の和:80574

約数の個数: 28

約数和(自身を含む): 61385196

約数和(自身を除く): 35606956

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 80557, 161114, 322228, 402785, 644456, 805570, 1288912, 1611140, 2577824, 3222280, 5155648, 6444560, 12889120, 25778240]

約数ペア:

[(1, 25778240), (2, 12889120), (4, 6444560), (5, 5155648), (8, 3222280), (10, 2577824), (16, 1611140), (20, 1288912), (32, 805570), (40, 644456), (64, 402785), (80, 322228), (160, 161114), (320, 80557)]