81012075

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{10487}}^1$

素因数の和:10603

約数の個数: 24

約数和(自身を含む): 135253248

約数和(自身を除く): 54241173

約数列:

[1, 3, 5, 15, 25, 75, 103, 309, 515, 1545, 2575, 7725, 10487, 31461, 52435, 157305, 262175, 786525, 1080161, 3240483, 5400805, 16202415, 27004025, 81012075]

約数ペア:

[(1, 81012075), (3, 27004025), (5, 16202415), (15, 5400805), (25, 3240483), (75, 1080161), (103, 786525), (309, 262175), (515, 157305), (1545, 52435), (2575, 31461), (7725, 10487)]