205375425

素因数分解:

$3^1\times 5^2\times {\mathrm{1279}}^1\times {\mathrm{2141}}^1$

素因数の和:3433

約数の個数: 24

約数和(自身を含む): 339978240

約数和(自身を除く): 134602815

約数列:

[1, 3, 5, 15, 25, 75, 1279, 2141, 3837, 6395, 6423, 10705, 19185, 31975, 32115, 53525, 95925, 160575, 2738339, 8215017, 13691695, 41075085, 68458475, 205375425]

約数ペア:

[(1, 205375425), (3, 68458475), (5, 41075085), (15, 13691695), (25, 8215017), (75, 2738339), (1279, 160575), (2141, 95925), (3837, 53525), (6395, 32115), (6423, 31975), (10705, 19185)]