128836225

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32009}}^1$

素因数の和:32049

約数の個数: 24

約数和(自身を含む): 190523520

約数和(自身を除く): 61687295

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 32009, 160045, 224063, 736207, 800225, 1120315, 3681035, 5153449, 5601575, 18405175, 25767245, 128836225]

約数ペア:

[(1, 128836225), (5, 25767245), (7, 18405175), (23, 5601575), (25, 5153449), (35, 3681035), (115, 1120315), (161, 800225), (175, 736207), (575, 224063), (805, 160045), (4025, 32009)]