201554900

素因数分解:

$2^2\times 5^2\times {\mathrm{769}}^1\times {\mathrm{2621}}^1$

素因数の和:3404

約数の個数: 36

約数和(自身を含む): 438109980

約数和(自身を除く): 236555080

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 769, 1538, 2621, 3076, 3845, 5242, 7690, 10484, 13105, 15380, 19225, 26210, 38450, 52420, 65525, 76900, 131050, 262100, 2015549, 4031098, 8062196, 10077745, 20155490, 40310980, 50388725, 100777450, 201554900]

約数ペア:

[(1, 201554900), (2, 100777450), (4, 50388725), (5, 40310980), (10, 20155490), (20, 10077745), (25, 8062196), (50, 4031098), (100, 2015549), (769, 262100), (1538, 131050), (2621, 76900), (3076, 65525), (3845, 52420), (5242, 38450), (7690, 26210), (10484, 19225), (13105, 15380)]