72247975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1709}}^1$

素因数の和:1827

約数の個数: 24

約数和(自身を含む): 95418000

約数和(自身を除く): 23170025

約数列:

[1, 5, 19, 25, 89, 95, 445, 475, 1691, 1709, 2225, 8455, 8545, 32471, 42275, 42725, 152101, 162355, 760505, 811775, 2889919, 3802525, 14449595, 72247975]

約数ペア:

[(1, 72247975), (5, 14449595), (19, 3802525), (25, 2889919), (89, 811775), (95, 760505), (445, 162355), (475, 152101), (1691, 42725), (1709, 42275), (2225, 32471), (8455, 8545)]