128051495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2267}}^1$

素因数の和:2375

約数の個数: 32

約数和(自身を含む): 182891520

約数和(自身を除く): 54840025

約数列:

[1, 5, 11, 13, 55, 65, 79, 143, 395, 715, 869, 1027, 2267, 4345, 5135, 11297, 11335, 24937, 29471, 56485, 124685, 147355, 179093, 324181, 895465, 1620905, 1970023, 2328209, 9850115, 11641045, 25610299, 128051495]

約数ペア:

[(1, 128051495), (5, 25610299), (11, 11641045), (13, 9850115), (55, 2328209), (65, 1970023), (79, 1620905), (143, 895465), (395, 324181), (715, 179093), (869, 147355), (1027, 124685), (2267, 56485), (4345, 29471), (5135, 24937), (11297, 11335)]