67812575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{421}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 89480880

約数和(自身を除く): 21668305

約数列:

[1, 5, 17, 25, 85, 379, 421, 425, 1895, 2105, 6443, 7157, 9475, 10525, 32215, 35785, 159559, 161075, 178925, 797795, 2712503, 3988975, 13562515, 67812575]

約数ペア:

[(1, 67812575), (5, 13562515), (17, 3988975), (25, 2712503), (85, 797795), (379, 178925), (421, 161075), (425, 159559), (1895, 35785), (2105, 32215), (6443, 10525), (7157, 9475)]