5222500

素因数分解:

$2^2\times 5^4\times {\mathrm{2089}}^1$

素因数の和:2113

約数の個数: 30

約数和(自身を含む): 11426030

約数和(自身を除く): 6203530

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2089, 2500, 4178, 8356, 10445, 20890, 41780, 52225, 104450, 208900, 261125, 522250, 1044500, 1305625, 2611250, 5222500]

約数ペア:

[(1, 5222500), (2, 2611250), (4, 1305625), (5, 1044500), (10, 522250), (20, 261125), (25, 208900), (50, 104450), (100, 52225), (125, 41780), (250, 20890), (500, 10445), (625, 8356), (1250, 4178), (2089, 2500)]