31978300

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{11027}}^1$

素因数の和:11070

約数の個数: 36

約数和(自身を含む): 71792280

約数和(自身を除く): 39813980

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 11027, 22054, 44108, 55135, 110270, 220540, 275675, 319783, 551350, 639566, 1102700, 1279132, 1598915, 3197830, 6395660, 7994575, 15989150, 31978300]

約数ペア:

[(1, 31978300), (2, 15989150), (4, 7994575), (5, 6395660), (10, 3197830), (20, 1598915), (25, 1279132), (29, 1102700), (50, 639566), (58, 551350), (100, 319783), (116, 275675), (145, 220540), (290, 110270), (580, 55135), (725, 44108), (1450, 22054), (2900, 11027)]