129244025

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1103}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 165644160

約数和(自身を除く): 36400135

約数列:

[1, 5, 25, 43, 109, 215, 545, 1075, 1103, 2725, 4687, 5515, 23435, 27575, 47429, 117175, 120227, 237145, 601135, 1185725, 3005675, 5169761, 25848805, 129244025]

約数ペア:

[(1, 129244025), (5, 25848805), (25, 5169761), (43, 3005675), (109, 1185725), (215, 601135), (545, 237145), (1075, 120227), (1103, 117175), (2725, 47429), (4687, 27575), (5515, 23435)]