3822025

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{23}}^2$

素因数の和:90

約数の個数: 27

約数和(自身を含む): 5262901

約数和(自身を除く): 1440876

約数列:

[1, 5, 17, 23, 25, 85, 115, 289, 391, 425, 529, 575, 1445, 1955, 2645, 6647, 7225, 8993, 9775, 13225, 33235, 44965, 152881, 166175, 224825, 764405, 3822025]

約数ペア:

[(1, 3822025), (5, 764405), (17, 224825), (23, 166175), (25, 152881), (85, 44965), (115, 33235), (289, 13225), (391, 9775), (425, 8993), (529, 7225), (575, 6647), (1445, 2645)]