202055900

素因数分解:

$2^2\times 5^2\times {\mathrm{1021}}^1\times {\mathrm{1979}}^1$

素因数の和:3014

約数の個数: 36

約数和(自身を含む): 439112520

約数和(自身を除く): 237056620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1021, 1979, 2042, 3958, 4084, 5105, 7916, 9895, 10210, 19790, 20420, 25525, 39580, 49475, 51050, 98950, 102100, 197900, 2020559, 4041118, 8082236, 10102795, 20205590, 40411180, 50513975, 101027950, 202055900]

約数ペア:

[(1, 202055900), (2, 101027950), (4, 50513975), (5, 40411180), (10, 20205590), (20, 10102795), (25, 8082236), (50, 4041118), (100, 2020559), (1021, 197900), (1979, 102100), (2042, 98950), (3958, 51050), (4084, 49475), (5105, 39580), (7916, 25525), (9895, 20420), (10210, 19790)]