25757225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1933}}^1$

素因数の和:1997

約数の個数: 24

約数和(自身を含む): 35252952

約数和(自身を除く): 9495727

約数列:

[1, 5, 13, 25, 41, 65, 205, 325, 533, 1025, 1933, 2665, 9665, 13325, 25129, 48325, 79253, 125645, 396265, 628225, 1030289, 1981325, 5151445, 25757225]

約数ペア:

[(1, 25757225), (5, 5151445), (13, 1981325), (25, 1030289), (41, 628225), (65, 396265), (205, 125645), (325, 79253), (533, 48325), (1025, 25129), (1933, 13325), (2665, 9665)]