55671880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4363}}^1$

素因数の和:4414

約数の個数: 64

約数和(自身を含む): 141393600

約数和(自身を除く): 85721720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1595, 2552, 3190, 4363, 6380, 8726, 12760, 17452, 21815, 34904, 43630, 47993, 87260, 95986, 126527, 174520, 191972, 239965, 253054, 383944, 479930, 506108, 632635, 959860, 1012216, 1265270, 1391797, 1919720, 2530540, 2783594, 5061080, 5567188, 6958985, 11134376, 13917970, 27835940, 55671880]

約数ペア:

[(1, 55671880), (2, 27835940), (4, 13917970), (5, 11134376), (8, 6958985), (10, 5567188), (11, 5061080), (20, 2783594), (22, 2530540), (29, 1919720), (40, 1391797), (44, 1265270), (55, 1012216), (58, 959860), (88, 632635), (110, 506108), (116, 479930), (145, 383944), (220, 253054), (232, 239965), (290, 191972), (319, 174520), (440, 126527), (580, 95986), (638, 87260), (1160, 47993), (1276, 43630), (1595, 34904), (2552, 21815), (3190, 17452), (4363, 12760), (6380, 8726)]