65556040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{148991}}^1$

素因数の和:149013

約数の個数: 32

約数和(自身を含む): 160911360

約数和(自身を除く): 95355320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 148991, 297982, 595964, 744955, 1191928, 1489910, 1638901, 2979820, 3277802, 5959640, 6555604, 8194505, 13111208, 16389010, 32778020, 65556040]

約数ペア:

[(1, 65556040), (2, 32778020), (4, 16389010), (5, 13111208), (8, 8194505), (10, 6555604), (11, 5959640), (20, 3277802), (22, 2979820), (40, 1638901), (44, 1489910), (55, 1191928), (88, 744955), (110, 595964), (220, 297982), (440, 148991)]