55145080

素因数分解:

$2^3\times 5^1\times {\mathrm{829}}^1\times {\mathrm{1663}}^1$

素因数の和:2503

約数の個数: 32

約数和(自身を含む): 124300800

約数和(自身を除く): 69155720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 829, 1658, 1663, 3316, 3326, 4145, 6632, 6652, 8290, 8315, 13304, 16580, 16630, 33160, 33260, 66520, 1378627, 2757254, 5514508, 6893135, 11029016, 13786270, 27572540, 55145080]

約数ペア:

[(1, 55145080), (2, 27572540), (4, 13786270), (5, 11029016), (8, 6893135), (10, 5514508), (20, 2757254), (40, 1378627), (829, 66520), (1658, 33260), (1663, 33160), (3316, 16630), (3326, 16580), (4145, 13304), (6632, 8315), (6652, 8290)]