85118140

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{63521}}^1$

素因数の和:63597

約数の個数: 24

約数和(自身を含む): 181418832

約数和(自身を除く): 96300692

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 63521, 127042, 254084, 317605, 635210, 1270420, 4255907, 8511814, 17023628, 21279535, 42559070, 85118140]

約数ペア:

[(1, 85118140), (2, 42559070), (4, 21279535), (5, 17023628), (10, 8511814), (20, 4255907), (67, 1270420), (134, 635210), (268, 317605), (335, 254084), (670, 127042), (1340, 63521)]