25232740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{907}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 57661632

約数和(自身を除く): 32428892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 907, 1070, 1391, 1814, 2140, 2782, 3628, 4535, 5564, 6955, 9070, 11791, 13910, 18140, 23582, 27820, 47164, 58955, 97049, 117910, 194098, 235820, 388196, 485245, 970490, 1261637, 1940980, 2523274, 5046548, 6308185, 12616370, 25232740]

約数ペア:

[(1, 25232740), (2, 12616370), (4, 6308185), (5, 5046548), (10, 2523274), (13, 1940980), (20, 1261637), (26, 970490), (52, 485245), (65, 388196), (107, 235820), (130, 194098), (214, 117910), (260, 97049), (428, 58955), (535, 47164), (907, 27820), (1070, 23582), (1391, 18140), (1814, 13910), (2140, 11791), (2782, 9070), (3628, 6955), (4535, 5564)]