73995640

素因数分解:

$2^3\times 5^1\times {\mathrm{811}}^1\times {\mathrm{2281}}^1$

素因数の和:3103

約数の個数: 32

約数和(自身を含む): 166768560

約数和(自身を除く): 92772920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 811, 1622, 2281, 3244, 4055, 4562, 6488, 8110, 9124, 11405, 16220, 18248, 22810, 32440, 45620, 91240, 1849891, 3699782, 7399564, 9249455, 14799128, 18498910, 36997820, 73995640]

約数ペア:

[(1, 73995640), (2, 36997820), (4, 18498910), (5, 14799128), (8, 9249455), (10, 7399564), (20, 3699782), (40, 1849891), (811, 91240), (1622, 45620), (2281, 32440), (3244, 22810), (4055, 18248), (4562, 16220), (6488, 11405), (8110, 9124)]