164087240

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{39827}}^1$

素因数の和:39941

約数の個数: 32

約数和(自身を含む): 372790080

約数和(自身を除く): 208702840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 39827, 79654, 159308, 199135, 318616, 398270, 796540, 1593080, 4102181, 8204362, 16408724, 20510905, 32817448, 41021810, 82043620, 164087240]

約数ペア:

[(1, 164087240), (2, 82043620), (4, 41021810), (5, 32817448), (8, 20510905), (10, 16408724), (20, 8204362), (40, 4102181), (103, 1593080), (206, 796540), (412, 398270), (515, 318616), (824, 199135), (1030, 159308), (2060, 79654), (4120, 39827)]