52157900

素因数分解:

$2^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{2621}}^1$

素因数の和:2834

約数の個数: 36

約数和(自身を含む): 113794800

約数和(自身を除く): 61636900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 398, 796, 995, 1990, 2621, 3980, 4975, 5242, 9950, 10484, 13105, 19900, 26210, 52420, 65525, 131050, 262100, 521579, 1043158, 2086316, 2607895, 5215790, 10431580, 13039475, 26078950, 52157900]

約数ペア:

[(1, 52157900), (2, 26078950), (4, 13039475), (5, 10431580), (10, 5215790), (20, 2607895), (25, 2086316), (50, 1043158), (100, 521579), (199, 262100), (398, 131050), (796, 65525), (995, 52420), (1990, 26210), (2621, 19900), (3980, 13105), (4975, 10484), (5242, 9950)]