55989890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 114213888

約数和(自身を除く): 58223998

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 71, 107, 110, 134, 142, 214, 335, 355, 535, 670, 710, 737, 781, 1070, 1177, 1474, 1562, 2354, 3685, 3905, 4757, 5885, 7169, 7370, 7597, 7810, 9514, 11770, 14338, 15194, 23785, 35845, 37985, 47570, 52327, 71690, 75970, 78859, 83567, 104654, 157718, 167134, 261635, 394295, 417835, 508999, 523270, 788590, 835670, 1017998, 2544995, 5089990, 5598989, 11197978, 27994945, 55989890]

約数ペア:

[(1, 55989890), (2, 27994945), (5, 11197978), (10, 5598989), (11, 5089990), (22, 2544995), (55, 1017998), (67, 835670), (71, 788590), (107, 523270), (110, 508999), (134, 417835), (142, 394295), (214, 261635), (335, 167134), (355, 157718), (535, 104654), (670, 83567), (710, 78859), (737, 75970), (781, 71690), (1070, 52327), (1177, 47570), (1474, 37985), (1562, 35845), (2354, 23785), (3685, 15194), (3905, 14338), (4757, 11770), (5885, 9514), (7169, 7810), (7370, 7597)]