20164125

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{3163}}^1$

素因数の和:3198

約数の個数: 32

約数和(自身を含む): 35538048

約数和(自身を除く): 15373923

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 3163, 6375, 9489, 15815, 47445, 53771, 79075, 161313, 237225, 268855, 395375, 806565, 1186125, 1344275, 4032825, 6721375, 20164125]

約数ペア:

[(1, 20164125), (3, 6721375), (5, 4032825), (15, 1344275), (17, 1186125), (25, 806565), (51, 395375), (75, 268855), (85, 237225), (125, 161313), (255, 79075), (375, 53771), (425, 47445), (1275, 15815), (2125, 9489), (3163, 6375)]