81376508

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{2837}}^1$

素因数の和:3013

約数の個数: 24

約数和(自身を含む): 145895904

約数和(自身を除く): 64519396

約数列:

[1, 2, 4, 71, 101, 142, 202, 284, 404, 2837, 5674, 7171, 11348, 14342, 28684, 201427, 286537, 402854, 573074, 805708, 1146148, 20344127, 40688254, 81376508]

約数ペア:

[(1, 81376508), (2, 40688254), (4, 20344127), (71, 1146148), (101, 805708), (142, 573074), (202, 402854), (284, 286537), (404, 201427), (2837, 28684), (5674, 14342), (7171, 11348)]