5174500

素因数分解:

$2^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 11531520

約数和(自身を除く): 6357020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 125, 131, 158, 250, 262, 316, 395, 500, 524, 655, 790, 1310, 1580, 1975, 2620, 3275, 3950, 6550, 7900, 9875, 10349, 13100, 16375, 19750, 20698, 32750, 39500, 41396, 51745, 65500, 103490, 206980, 258725, 517450, 1034900, 1293625, 2587250, 5174500]

約数ペア:

[(1, 5174500), (2, 2587250), (4, 1293625), (5, 1034900), (10, 517450), (20, 258725), (25, 206980), (50, 103490), (79, 65500), (100, 51745), (125, 41396), (131, 39500), (158, 32750), (250, 20698), (262, 19750), (316, 16375), (395, 13100), (500, 10349), (524, 9875), (655, 7900), (790, 6550), (1310, 3950), (1580, 3275), (1975, 2620)]