66204905

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{1667}}^1$

素因数の和:1745

約数の個数: 24

約数和(自身を含む): 87910272

約数和(自身を除く): 21705367

約数列:

[1, 5, 13, 47, 65, 169, 235, 611, 845, 1667, 3055, 7943, 8335, 21671, 39715, 78349, 108355, 281723, 391745, 1018537, 1408615, 5092685, 13240981, 66204905]

約数ペア:

[(1, 66204905), (5, 13240981), (13, 5092685), (47, 1408615), (65, 1018537), (169, 391745), (235, 281723), (611, 108355), (845, 78349), (1667, 39715), (3055, 21671), (7943, 8335)]