66914620

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{63127}}^1$

素因数の和:63189

約数の個数: 24

約数和(自身を含む): 143174304

約数和(自身を除く): 76259684

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 63127, 126254, 252508, 315635, 631270, 1262540, 3345731, 6691462, 13382924, 16728655, 33457310, 66914620]

約数ペア:

[(1, 66914620), (2, 33457310), (4, 16728655), (5, 13382924), (10, 6691462), (20, 3345731), (53, 1262540), (106, 631270), (212, 315635), (265, 252508), (530, 126254), (1060, 63127)]