320425738

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 498389760

約数和(自身を除く): 177964022

約数列:

[1, 2, 79, 113, 131, 137, 158, 226, 262, 274, 8927, 10349, 10823, 14803, 15481, 17854, 17947, 20698, 21646, 29606, 30962, 35894, 1169437, 1222999, 1417813, 2028011, 2338874, 2445998, 2835626, 4056022, 160212869, 320425738]

約数ペア:

[(1, 320425738), (2, 160212869), (79, 4056022), (113, 2835626), (131, 2445998), (137, 2338874), (158, 2028011), (226, 1417813), (262, 1222999), (274, 1169437), (8927, 35894), (10349, 30962), (10823, 29606), (14803, 21646), (15481, 20698), (17854, 17947)]