64494575

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{419}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 82494720

約数和(自身を除く): 18000145

約数列:

[1, 5, 25, 47, 131, 235, 419, 655, 1175, 2095, 3275, 6157, 10475, 19693, 30785, 54889, 98465, 153925, 274445, 492325, 1372225, 2579783, 12898915, 64494575]

約数ペア:

[(1, 64494575), (5, 12898915), (25, 2579783), (47, 1372225), (131, 492325), (235, 274445), (419, 153925), (655, 98465), (1175, 54889), (2095, 30785), (3275, 19693), (6157, 10475)]