201822100

素因数分解:

$2^2\times 5^2\times {\mathrm{257}}^1\times {\mathrm{7853}}^1$

素因数の和:8124

約数の個数: 36

約数和(自身を含む): 439714044

約数和(自身を除く): 237891944

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 257, 514, 1028, 1285, 2570, 5140, 6425, 7853, 12850, 15706, 25700, 31412, 39265, 78530, 157060, 196325, 392650, 785300, 2018221, 4036442, 8072884, 10091105, 20182210, 40364420, 50455525, 100911050, 201822100]

約数ペア:

[(1, 201822100), (2, 100911050), (4, 50455525), (5, 40364420), (10, 20182210), (20, 10091105), (25, 8072884), (50, 4036442), (100, 2018221), (257, 785300), (514, 392650), (1028, 196325), (1285, 157060), (2570, 78530), (5140, 39265), (6425, 31412), (7853, 25700), (12850, 15706)]