202105900

素因数分解:

$2^2\times 5^2\times {\mathrm{349}}^1\times {\mathrm{5791}}^1$

素因数の和:6154

約数の個数: 36

約数和(自身を含む): 439902400

約数和(自身を除く): 237796500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 349, 698, 1396, 1745, 3490, 5791, 6980, 8725, 11582, 17450, 23164, 28955, 34900, 57910, 115820, 144775, 289550, 579100, 2021059, 4042118, 8084236, 10105295, 20210590, 40421180, 50526475, 101052950, 202105900]

約数ペア:

[(1, 202105900), (2, 101052950), (4, 50526475), (5, 40421180), (10, 20210590), (20, 10105295), (25, 8084236), (50, 4042118), (100, 2021059), (349, 579100), (698, 289550), (1396, 144775), (1745, 115820), (3490, 57910), (5791, 34900), (6980, 28955), (8725, 23164), (11582, 17450)]