128075240

素因数分解:

$2^3\times 5^1\times {\mathrm{1153}}^1\times {\mathrm{2777}}^1$

素因数の和:3941

約数の個数: 32

約数和(自身を含む): 288523080

約数和(自身を除く): 160447840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1153, 2306, 2777, 4612, 5554, 5765, 9224, 11108, 11530, 13885, 22216, 23060, 27770, 46120, 55540, 111080, 3201881, 6403762, 12807524, 16009405, 25615048, 32018810, 64037620, 128075240]

約数ペア:

[(1, 128075240), (2, 64037620), (4, 32018810), (5, 25615048), (8, 16009405), (10, 12807524), (20, 6403762), (40, 3201881), (1153, 111080), (2306, 55540), (2777, 46120), (4612, 27770), (5554, 23060), (5765, 22216), (9224, 13885), (11108, 11530)]