164095480

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{39829}}^1$

素因数の和:39943

約数の個数: 32

約数和(自身を含む): 372808800

約数和(自身を除く): 208713320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 39829, 79658, 159316, 199145, 318632, 398290, 796580, 1593160, 4102387, 8204774, 16409548, 20511935, 32819096, 41023870, 82047740, 164095480]

約数ペア:

[(1, 164095480), (2, 82047740), (4, 41023870), (5, 32819096), (8, 20511935), (10, 16409548), (20, 8204774), (40, 4102387), (103, 1593160), (206, 796580), (412, 398290), (515, 318632), (824, 199145), (1030, 159316), (2060, 79658), (4120, 39829)]