66748575

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{30689}}^1$

素因数の和:30731

約数の個数: 24

約数和(自身を含む): 114166800

約数和(自身を除く): 47418225

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 30689, 92067, 153445, 460335, 767225, 889981, 2301675, 2669943, 4449905, 13349715, 22249525, 66748575]

約数ペア:

[(1, 66748575), (3, 22249525), (5, 13349715), (15, 4449905), (25, 2669943), (29, 2301675), (75, 889981), (87, 767225), (145, 460335), (435, 153445), (725, 92067), (2175, 30689)]