54269560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 125737920

約数和(自身を除く): 71468360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 97, 142, 194, 197, 284, 355, 388, 394, 485, 568, 710, 776, 788, 970, 985, 1420, 1576, 1940, 1970, 2840, 3880, 3940, 6887, 7880, 13774, 13987, 19109, 27548, 27974, 34435, 38218, 55096, 55948, 68870, 69935, 76436, 95545, 111896, 137740, 139870, 152872, 191090, 275480, 279740, 382180, 559480, 764360, 1356739, 2713478, 5426956, 6783695, 10853912, 13567390, 27134780, 54269560]

約数ペア:

[(1, 54269560), (2, 27134780), (4, 13567390), (5, 10853912), (8, 6783695), (10, 5426956), (20, 2713478), (40, 1356739), (71, 764360), (97, 559480), (142, 382180), (194, 279740), (197, 275480), (284, 191090), (355, 152872), (388, 139870), (394, 137740), (485, 111896), (568, 95545), (710, 76436), (776, 69935), (788, 68870), (970, 55948), (985, 55096), (1420, 38218), (1576, 34435), (1940, 27974), (1970, 27548), (2840, 19109), (3880, 13987), (3940, 13774), (6887, 7880)]