998533510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{1531}}^1$

素因数の和:1753

約数の個数: 64

約数和(自身を含む): 2015254080

約数和(自身を除く): 1016720570

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 173, 290, 346, 377, 754, 865, 1531, 1730, 1885, 2249, 3062, 3770, 4498, 5017, 7655, 10034, 11245, 15310, 19903, 22490, 25085, 39806, 44399, 50170, 65221, 88798, 99515, 130442, 199030, 221995, 264863, 326105, 443990, 529726, 577187, 652210, 1154374, 1324315, 2648630, 2885935, 3443219, 5771870, 6886438, 7681027, 15362054, 17216095, 34432190, 38405135, 76810270, 99853351, 199706702, 499266755, 998533510]

約数ペア:

[(1, 998533510), (2, 499266755), (5, 199706702), (10, 99853351), (13, 76810270), (26, 38405135), (29, 34432190), (58, 17216095), (65, 15362054), (130, 7681027), (145, 6886438), (173, 5771870), (290, 3443219), (346, 2885935), (377, 2648630), (754, 1324315), (865, 1154374), (1531, 652210), (1730, 577187), (1885, 529726), (2249, 443990), (3062, 326105), (3770, 264863), (4498, 221995), (5017, 199030), (7655, 130442), (10034, 99515), (11245, 88798), (15310, 65221), (19903, 50170), (22490, 44399), (25085, 39806)]