20324525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2719}}^1$

素因数の和:2765

約数の個数: 24

約数和(自身を含む): 28331520

約数和(自身を除く): 8006995

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 2719, 7475, 13595, 35347, 62537, 67975, 176735, 312685, 812981, 883675, 1563425, 4064905, 20324525]

約数ペア:

[(1, 20324525), (5, 4064905), (13, 1563425), (23, 883675), (25, 812981), (65, 312685), (115, 176735), (299, 67975), (325, 62537), (575, 35347), (1495, 13595), (2719, 7475)]