140508765700

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1279}}^1\times {\mathrm{15473}}^1$

素因数の和:16837

約数の個数: 72

約数和(自身を含む): 309460193280

約数和(自身を除く): 168951427580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1279, 1420, 1775, 2558, 3550, 5116, 6395, 7100, 12790, 15473, 25580, 30946, 31975, 61892, 63950, 77365, 90809, 127900, 154730, 181618, 309460, 363236, 386825, 454045, 773650, 908090, 1098583, 1547300, 1816180, 2197166, 2270225, 4394332, 4540450, 5492915, 9080900, 10985830, 19789967, 21971660, 27464575, 39579934, 54929150, 79159868, 98949835, 109858300, 197899670, 395799340, 494749175, 989498350, 1405087657, 1978996700, 2810175314, 5620350628, 7025438285, 14050876570, 28101753140, 35127191425, 70254382850, 140508765700]

約数ペア:

[(1, 140508765700), (2, 70254382850), (4, 35127191425), (5, 28101753140), (10, 14050876570), (20, 7025438285), (25, 5620350628), (50, 2810175314), (71, 1978996700), (100, 1405087657), (142, 989498350), (284, 494749175), (355, 395799340), (710, 197899670), (1279, 109858300), (1420, 98949835), (1775, 79159868), (2558, 54929150), (3550, 39579934), (5116, 27464575), (6395, 21971660), (7100, 19789967), (12790, 10985830), (15473, 9080900), (25580, 5492915), (30946, 4540450), (31975, 4394332), (61892, 2270225), (63950, 2197166), (77365, 1816180), (90809, 1547300), (127900, 1098583), (154730, 908090), (181618, 773650), (309460, 454045), (363236, 386825)]