159685280

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10289}}^1$

素因数の和:10401

約数の個数: 48

約数和(自身を含む): 381182760

約数和(自身を除く): 221497480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 970, 1552, 1940, 3104, 3880, 7760, 10289, 15520, 20578, 41156, 51445, 82312, 102890, 164624, 205780, 329248, 411560, 823120, 998033, 1646240, 1996066, 3992132, 4990165, 7984264, 9980330, 15968528, 19960660, 31937056, 39921320, 79842640, 159685280]

約数ペア:

[(1, 159685280), (2, 79842640), (4, 39921320), (5, 31937056), (8, 19960660), (10, 15968528), (16, 9980330), (20, 7984264), (32, 4990165), (40, 3992132), (80, 1996066), (97, 1646240), (160, 998033), (194, 823120), (388, 411560), (485, 329248), (776, 205780), (970, 164624), (1552, 102890), (1940, 82312), (3104, 51445), (3880, 41156), (7760, 20578), (10289, 15520)]