80322220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{33191}}^1$

素因数の和:33222

約数の個数: 36

約数和(自身を含む): 185410512

約数和(自身を除く): 105088292

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 33191, 66382, 132764, 165955, 331910, 365101, 663820, 730202, 1460404, 1825505, 3651010, 4016111, 7302020, 8032222, 16064444, 20080555, 40161110, 80322220]

約数ペア:

[(1, 80322220), (2, 40161110), (4, 20080555), (5, 16064444), (10, 8032222), (11, 7302020), (20, 4016111), (22, 3651010), (44, 1825505), (55, 1460404), (110, 730202), (121, 663820), (220, 365101), (242, 331910), (484, 165955), (605, 132764), (1210, 66382), (2420, 33191)]