74982025

素因数分解:

$5^2\times {\mathrm{31}}^2\times {\mathrm{3121}}^1$

素因数の和:3193

約数の個数: 18

約数和(自身を含む): 96104526

約数和(自身を除く): 21122501

約数列:

[1, 5, 25, 31, 155, 775, 961, 3121, 4805, 15605, 24025, 78025, 96751, 483755, 2418775, 2999281, 14996405, 74982025]

約数ペア:

[(1, 74982025), (5, 14996405), (25, 2999281), (31, 2418775), (155, 483755), (775, 96751), (961, 78025), (3121, 24025), (4805, 15605)]