129020243344

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{2087}}^1\times {\mathrm{21347}}^1$

素因数の和:23623

約数の個数: 40

約数和(自身を含む): 251490028608

約数和(自身を除く): 122469785264

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2087, 2896, 4174, 8348, 16696, 21347, 33392, 42694, 85388, 170776, 341552, 377747, 755494, 1510988, 3021976, 3863807, 6043952, 7727614, 15455228, 30910456, 44551189, 61820912, 89102378, 178204756, 356409512, 712819024, 8063765209, 16127530418, 32255060836, 64510121672, 129020243344]

約数ペア:

[(1, 129020243344), (2, 64510121672), (4, 32255060836), (8, 16127530418), (16, 8063765209), (181, 712819024), (362, 356409512), (724, 178204756), (1448, 89102378), (2087, 61820912), (2896, 44551189), (4174, 30910456), (8348, 15455228), (16696, 7727614), (21347, 6043952), (33392, 3863807), (42694, 3021976), (85388, 1510988), (170776, 755494), (341552, 377747)]