81364125

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{12763}}^1$

素因数の和:12798

約数の個数: 32

約数和(自身を含む): 143365248

約数和(自身を除く): 62001123

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 6375, 12763, 38289, 63815, 191445, 216971, 319075, 650913, 957225, 1084855, 1595375, 3254565, 4786125, 5424275, 16272825, 27121375, 81364125]

約数ペア:

[(1, 81364125), (3, 27121375), (5, 16272825), (15, 5424275), (17, 4786125), (25, 3254565), (51, 1595375), (75, 1084855), (85, 957225), (125, 650913), (255, 319075), (375, 216971), (425, 191445), (1275, 63815), (2125, 38289), (6375, 12763)]