66288680

素因数分解:

$2^3\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{1559}}^1$

素因数の和:2633

約数の個数: 32

約数和(自身を含む): 149385600

約数和(自身を除く): 83096920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1063, 1559, 2126, 3118, 4252, 5315, 6236, 7795, 8504, 10630, 12472, 15590, 21260, 31180, 42520, 62360, 1657217, 3314434, 6628868, 8286085, 13257736, 16572170, 33144340, 66288680]

約数ペア:

[(1, 66288680), (2, 33144340), (4, 16572170), (5, 13257736), (8, 8286085), (10, 6628868), (20, 3314434), (40, 1657217), (1063, 62360), (1559, 42520), (2126, 31180), (3118, 21260), (4252, 15590), (5315, 12472), (6236, 10630), (7795, 8504)]