55881760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31751}}^1$

素因数の和:31777

約数の個数: 48

約数和(自身を含む): 144027072

約数和(自身を除く): 88145312

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 31751, 63502, 127004, 158755, 254008, 317510, 349261, 508016, 635020, 698522, 1016032, 1270040, 1397044, 1746305, 2540080, 2794088, 3492610, 5080160, 5588176, 6985220, 11176352, 13970440, 27940880, 55881760]

約数ペア:

[(1, 55881760), (2, 27940880), (4, 13970440), (5, 11176352), (8, 6985220), (10, 5588176), (11, 5080160), (16, 3492610), (20, 2794088), (22, 2540080), (32, 1746305), (40, 1397044), (44, 1270040), (55, 1016032), (80, 698522), (88, 635020), (110, 508016), (160, 349261), (176, 317510), (220, 254008), (352, 158755), (440, 127004), (880, 63502), (1760, 31751)]