90009128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{5651}}^1$

素因数の和:5849

約数の個数: 32

約数和(自身を含む): 185159520

約数和(自身を除く): 95150392

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 181, 362, 724, 1448, 1991, 3982, 5651, 7964, 11302, 15928, 22604, 45208, 62161, 124322, 248644, 497288, 1022831, 2045662, 4091324, 8182648, 11251141, 22502282, 45004564, 90009128]

約数ペア:

[(1, 90009128), (2, 45004564), (4, 22502282), (8, 11251141), (11, 8182648), (22, 4091324), (44, 2045662), (88, 1022831), (181, 497288), (362, 248644), (724, 124322), (1448, 62161), (1991, 45208), (3982, 22604), (5651, 15928), (7964, 11302)]