129780200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{58991}}^1$

素因数の和:59018

約数の個数: 48

約数和(自身を含む): 329175360

約数和(自身を除く): 199395160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 58991, 117982, 235964, 294955, 471928, 589910, 648901, 1179820, 1297802, 1474775, 2359640, 2595604, 2949550, 3244505, 5191208, 5899100, 6489010, 11798200, 12978020, 16222525, 25956040, 32445050, 64890100, 129780200]

約数ペア:

[(1, 129780200), (2, 64890100), (4, 32445050), (5, 25956040), (8, 16222525), (10, 12978020), (11, 11798200), (20, 6489010), (22, 5899100), (25, 5191208), (40, 3244505), (44, 2949550), (50, 2595604), (55, 2359640), (88, 1474775), (100, 1297802), (110, 1179820), (200, 648901), (220, 589910), (275, 471928), (440, 294955), (550, 235964), (1100, 117982), (2200, 58991)]