25553240

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4663}}^1$

素因数の和:4811

約数の個数: 32

約数和(自身を含む): 57926880

約数和(自身を除く): 32373640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 4663, 5480, 9326, 18652, 23315, 37304, 46630, 93260, 186520, 638831, 1277662, 2555324, 3194155, 5110648, 6388310, 12776620, 25553240]

約数ペア:

[(1, 25553240), (2, 12776620), (4, 6388310), (5, 5110648), (8, 3194155), (10, 2555324), (20, 1277662), (40, 638831), (137, 186520), (274, 93260), (548, 46630), (685, 37304), (1096, 23315), (1370, 18652), (2740, 9326), (4663, 5480)]