145985800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{42937}}^1$

素因数の和:42970

約数の個数: 48

約数和(自身を含む): 359391060

約数和(自身を除く): 213405260

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 42937, 85874, 171748, 214685, 343496, 429370, 729929, 858740, 1073425, 1459858, 1717480, 2146850, 2919716, 3649645, 4293700, 5839432, 7299290, 8587400, 14598580, 18248225, 29197160, 36496450, 72992900, 145985800]

約数ペア:

[(1, 145985800), (2, 72992900), (4, 36496450), (5, 29197160), (8, 18248225), (10, 14598580), (17, 8587400), (20, 7299290), (25, 5839432), (34, 4293700), (40, 3649645), (50, 2919716), (68, 2146850), (85, 1717480), (100, 1459858), (136, 1073425), (170, 858740), (200, 729929), (340, 429370), (425, 343496), (680, 214685), (850, 171748), (1700, 85874), (3400, 42937)]