8279225

素因数分解:

$5^2\times {\mathrm{61}}^2\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 18

約数和(自身を含む): 10554570

約数和(自身を除く): 2275345

約数列:

[1, 5, 25, 61, 89, 305, 445, 1525, 2225, 3721, 5429, 18605, 27145, 93025, 135725, 331169, 1655845, 8279225]

約数ペア:

[(1, 8279225), (5, 1655845), (25, 331169), (61, 135725), (89, 93025), (305, 27145), (445, 18605), (1525, 5429), (2225, 3721)]