25720822

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{631}}^1$

素因数の和:951

約数の個数: 16

約数和(自身を含む): 39247200

約数和(自身を除く): 13526378

約数列:

[1, 2, 89, 178, 229, 458, 631, 1262, 20381, 40762, 56159, 112318, 144499, 288998, 12860411, 25720822]

約数ペア:

[(1, 25720822), (2, 12860411), (89, 288998), (178, 144499), (229, 112318), (458, 56159), (631, 40762), (1262, 20381)]