140856400

素因数分解:

$2^4\times 5^2\times {\mathrm{349}}^1\times {\mathrm{1009}}^1$

素因数の和:1376

約数の個数: 60

約数和(自身を含む): 339713500

約数和(自身を除く): 198857100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 349, 400, 698, 1009, 1396, 1745, 2018, 2792, 3490, 4036, 5045, 5584, 6980, 8072, 8725, 10090, 13960, 16144, 17450, 20180, 25225, 27920, 34900, 40360, 50450, 69800, 80720, 100900, 139600, 201800, 352141, 403600, 704282, 1408564, 1760705, 2817128, 3521410, 5634256, 7042820, 8803525, 14085640, 17607050, 28171280, 35214100, 70428200, 140856400]

約数ペア:

[(1, 140856400), (2, 70428200), (4, 35214100), (5, 28171280), (8, 17607050), (10, 14085640), (16, 8803525), (20, 7042820), (25, 5634256), (40, 3521410), (50, 2817128), (80, 1760705), (100, 1408564), (200, 704282), (349, 403600), (400, 352141), (698, 201800), (1009, 139600), (1396, 100900), (1745, 80720), (2018, 69800), (2792, 50450), (3490, 40360), (4036, 34900), (5045, 27920), (5584, 25225), (6980, 20180), (8072, 17450), (8725, 16144), (10090, 13960)]