57647525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1993}}^1$

素因数の和:2105

約数の個数: 24

約数和(自身を含む): 77885640

約数和(自身を除く): 20238115

約数列:

[1, 5, 13, 25, 65, 89, 325, 445, 1157, 1993, 2225, 5785, 9965, 25909, 28925, 49825, 129545, 177377, 647725, 886885, 2305901, 4434425, 11529505, 57647525]

約数ペア:

[(1, 57647525), (5, 11529505), (13, 4434425), (25, 2305901), (65, 886885), (89, 647725), (325, 177377), (445, 129545), (1157, 49825), (1993, 28925), (2225, 25909), (5785, 9965)]