148985920

素因数分解:

$2^6\times 5^1\times {\mathrm{465581}}^1$

素因数の和:465598

約数の個数: 28

約数和(自身を含む): 354773484

約数和(自身を除く): 205787564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 465581, 931162, 1862324, 2327905, 3724648, 4655810, 7449296, 9311620, 14898592, 18623240, 29797184, 37246480, 74492960, 148985920]

約数ペア:

[(1, 148985920), (2, 74492960), (4, 37246480), (5, 29797184), (8, 18623240), (10, 14898592), (16, 9311620), (20, 7449296), (32, 4655810), (40, 3724648), (64, 2327905), (80, 1862324), (160, 931162), (320, 465581)]