68728875

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{10781}}^1$

素因数の和:10816

約数の個数: 32

約数和(自身を含む): 121103424

約数和(自身を除く): 52374549

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 6375, 10781, 32343, 53905, 161715, 183277, 269525, 549831, 808575, 916385, 1347625, 2749155, 4042875, 4581925, 13745775, 22909625, 68728875]

約数ペア:

[(1, 68728875), (3, 22909625), (5, 13745775), (15, 4581925), (17, 4042875), (25, 2749155), (51, 1347625), (75, 916385), (85, 808575), (125, 549831), (255, 269525), (375, 183277), (425, 161715), (1275, 53905), (2125, 32343), (6375, 10781)]