42561080

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{15881}}^1$

素因数の和:15959

約数の個数: 32

約数和(自身を含む): 97197840

約数和(自身を除く): 54636760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 15881, 31762, 63524, 79405, 127048, 158810, 317620, 635240, 1064027, 2128054, 4256108, 5320135, 8512216, 10640270, 21280540, 42561080]

約数ペア:

[(1, 42561080), (2, 21280540), (4, 10640270), (5, 8512216), (8, 5320135), (10, 4256108), (20, 2128054), (40, 1064027), (67, 635240), (134, 317620), (268, 158810), (335, 127048), (536, 79405), (670, 63524), (1340, 31762), (2680, 15881)]