202144900

素因数分解:

$2^2\times 5^2\times {\mathrm{499}}^1\times {\mathrm{4051}}^1$

素因数の和:4564

約数の個数: 36

約数和(自身を含む): 439642000

約数和(自身を除く): 237497100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 499, 998, 1996, 2495, 4051, 4990, 8102, 9980, 12475, 16204, 20255, 24950, 40510, 49900, 81020, 101275, 202550, 405100, 2021449, 4042898, 8085796, 10107245, 20214490, 40428980, 50536225, 101072450, 202144900]

約数ペア:

[(1, 202144900), (2, 101072450), (4, 50536225), (5, 40428980), (10, 20214490), (20, 10107245), (25, 8085796), (50, 4042898), (100, 2021449), (499, 405100), (998, 202550), (1996, 101275), (2495, 81020), (4051, 49900), (4990, 40510), (8102, 24950), (9980, 20255), (12475, 16204)]