25298195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 34294848

約数和(自身を除く): 8996653

約数列:

[1, 5, 13, 37, 65, 67, 157, 185, 335, 481, 785, 871, 2041, 2405, 2479, 4355, 5809, 10205, 10519, 12395, 29045, 32227, 52595, 75517, 136747, 161135, 377585, 389203, 683735, 1946015, 5059639, 25298195]

約数ペア:

[(1, 25298195), (5, 5059639), (13, 1946015), (37, 683735), (65, 389203), (67, 377585), (157, 161135), (185, 136747), (335, 75517), (481, 52595), (785, 32227), (871, 29045), (2041, 12395), (2405, 10519), (2479, 10205), (4355, 5809)]