157447225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2027}}^1$

素因数の和:2289

約数の個数: 24

約数和(自身を含む): 211236480

約数和(自身を除く): 53789255

約数列:

[1, 5, 13, 25, 65, 239, 325, 1195, 2027, 3107, 5975, 10135, 15535, 26351, 50675, 77675, 131755, 484453, 658775, 2422265, 6297889, 12111325, 31489445, 157447225]

約数ペア:

[(1, 157447225), (5, 31489445), (13, 12111325), (25, 6297889), (65, 2422265), (239, 658775), (325, 484453), (1195, 131755), (2027, 77675), (3107, 50675), (5975, 26351), (10135, 15535)]