208504300

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{25121}}^1$

素因数の和:25218

約数の個数: 36

約数和(自身を含む): 457923816

約数和(自身を除く): 249419516

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 166, 332, 415, 830, 1660, 2075, 4150, 8300, 25121, 50242, 100484, 125605, 251210, 502420, 628025, 1256050, 2085043, 2512100, 4170086, 8340172, 10425215, 20850430, 41700860, 52126075, 104252150, 208504300]

約数ペア:

[(1, 208504300), (2, 104252150), (4, 52126075), (5, 41700860), (10, 20850430), (20, 10425215), (25, 8340172), (50, 4170086), (83, 2512100), (100, 2085043), (166, 1256050), (332, 628025), (415, 502420), (830, 251210), (1660, 125605), (2075, 100484), (4150, 50242), (8300, 25121)]