25101220

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{6571}}^1$

素因数の和:6771

約数の個数: 24

約数和(自身を含む): 52996608

約数和(自身を除く): 27895388

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 6571, 13142, 26284, 32855, 65710, 131420, 1255061, 2510122, 5020244, 6275305, 12550610, 25101220]

約数ペア:

[(1, 25101220), (2, 12550610), (4, 6275305), (5, 5020244), (10, 2510122), (20, 1255061), (191, 131420), (382, 65710), (764, 32855), (955, 26284), (1910, 13142), (3820, 6571)]