254184475

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{719}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 321408000

約数和(自身を除く): 67223525

約数列:

[1, 5, 25, 79, 179, 395, 719, 895, 1975, 3595, 4475, 14141, 17975, 56801, 70705, 128701, 284005, 353525, 643505, 1420025, 3217525, 10167379, 50836895, 254184475]

約数ペア:

[(1, 254184475), (5, 50836895), (25, 10167379), (79, 3217525), (179, 1420025), (395, 643505), (719, 353525), (895, 284005), (1975, 128701), (3595, 70705), (4475, 56801), (14141, 17975)]