9045500

素因数分解:

$2^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:327

約数の個数: 48

約数和(自身を含む): 20092800

約数和(自身を除く): 11047300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 125, 158, 229, 250, 316, 395, 458, 500, 790, 916, 1145, 1580, 1975, 2290, 3950, 4580, 5725, 7900, 9875, 11450, 18091, 19750, 22900, 28625, 36182, 39500, 57250, 72364, 90455, 114500, 180910, 361820, 452275, 904550, 1809100, 2261375, 4522750, 9045500]

約数ペア:

[(1, 9045500), (2, 4522750), (4, 2261375), (5, 1809100), (10, 904550), (20, 452275), (25, 361820), (50, 180910), (79, 114500), (100, 90455), (125, 72364), (158, 57250), (229, 39500), (250, 36182), (316, 28625), (395, 22900), (458, 19750), (500, 18091), (790, 11450), (916, 9875), (1145, 7900), (1580, 5725), (1975, 4580), (2290, 3950)]