560900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 36

約数和(自身を含む): 1249920

約数和(自身を除く): 689020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 79, 100, 142, 158, 284, 316, 355, 395, 710, 790, 1420, 1580, 1775, 1975, 3550, 3950, 5609, 7100, 7900, 11218, 22436, 28045, 56090, 112180, 140225, 280450, 560900]

約数ペア:

[(1, 560900), (2, 280450), (4, 140225), (5, 112180), (10, 56090), (20, 28045), (25, 22436), (50, 11218), (71, 7900), (79, 7100), (100, 5609), (142, 3950), (158, 3550), (284, 1975), (316, 1775), (355, 1580), (395, 1420), (710, 790)]