51556820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{52609}}^1$

素因数の和:52632

約数の個数: 36

約数和(自身を含む): 125948340

約数和(自身を除く): 74391520

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 52609, 105218, 210436, 263045, 368263, 526090, 736526, 1052180, 1473052, 1841315, 2577841, 3682630, 5155682, 7365260, 10311364, 12889205, 25778410, 51556820]

約数ペア:

[(1, 51556820), (2, 25778410), (4, 12889205), (5, 10311364), (7, 7365260), (10, 5155682), (14, 3682630), (20, 2577841), (28, 1841315), (35, 1473052), (49, 1052180), (70, 736526), (98, 526090), (140, 368263), (196, 263045), (245, 210436), (490, 105218), (980, 52609)]