2564875

素因数分解:

$5^3\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 24

約数和(自身を含む): 3448224

約数和(自身を除く): 883349

約数列:

[1, 5, 17, 25, 71, 85, 125, 289, 355, 425, 1207, 1445, 1775, 2125, 6035, 7225, 8875, 20519, 30175, 36125, 102595, 150875, 512975, 2564875]

約数ペア:

[(1, 2564875), (5, 512975), (17, 150875), (25, 102595), (71, 36125), (85, 30175), (125, 20519), (289, 8875), (355, 7225), (425, 6035), (1207, 2125), (1445, 1775)]