12824375

素因数分解:

$5^4\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 30

約数和(自身を含む): 17263224

約数和(自身を除く): 4438849

約数列:

[1, 5, 17, 25, 71, 85, 125, 289, 355, 425, 625, 1207, 1445, 1775, 2125, 6035, 7225, 8875, 10625, 20519, 30175, 36125, 44375, 102595, 150875, 180625, 512975, 754375, 2564875, 12824375]

約数ペア:

[(1, 12824375), (5, 2564875), (17, 754375), (25, 512975), (71, 180625), (85, 150875), (125, 102595), (289, 44375), (355, 36125), (425, 30175), (625, 20519), (1207, 10625), (1445, 8875), (1775, 7225), (2125, 6035)]