75721480

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{18379}}^1$

素因数の和:18493

約数の個数: 32

約数和(自身を含む): 172036800

約数和(自身を除く): 96315320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 18379, 36758, 73516, 91895, 147032, 183790, 367580, 735160, 1893037, 3786074, 7572148, 9465185, 15144296, 18930370, 37860740, 75721480]

約数ペア:

[(1, 75721480), (2, 37860740), (4, 18930370), (5, 15144296), (8, 9465185), (10, 7572148), (20, 3786074), (40, 1893037), (103, 735160), (206, 367580), (412, 183790), (515, 147032), (824, 91895), (1030, 73516), (2060, 36758), (4120, 18379)]