201258100

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{14479}}^1$

素因数の和:14632

約数の個数: 36

約数和(自身を含む): 439902400

約数和(自身を除く): 238644300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2780, 3475, 6950, 13900, 14479, 28958, 57916, 72395, 144790, 289580, 361975, 723950, 1447900, 2012581, 4025162, 8050324, 10062905, 20125810, 40251620, 50314525, 100629050, 201258100]

約数ペア:

[(1, 201258100), (2, 100629050), (4, 50314525), (5, 40251620), (10, 20125810), (20, 10062905), (25, 8050324), (50, 4025162), (100, 2012581), (139, 1447900), (278, 723950), (556, 361975), (695, 289580), (1390, 144790), (2780, 72395), (3475, 57916), (6950, 28958), (13900, 14479)]