80908564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{13229}}^1$

素因数の和:13383

約数の個数: 24

約数和(自身を含む): 155584800

約数和(自身を除く): 74676236

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 6116, 13229, 26458, 52916, 145519, 291038, 582076, 1838831, 3677662, 7355324, 20227141, 40454282, 80908564]

約数ペア:

[(1, 80908564), (2, 40454282), (4, 20227141), (11, 7355324), (22, 3677662), (44, 1838831), (139, 582076), (278, 291038), (556, 145519), (1529, 52916), (3058, 26458), (6116, 13229)]