210890950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1811}}^1$

素因数の和:1977

約数の個数: 48

約数和(自身を含む): 418593744

約数和(自身を除く): 207702794

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 137, 170, 274, 425, 685, 850, 1370, 1811, 2329, 3425, 3622, 4658, 6850, 9055, 11645, 18110, 23290, 30787, 45275, 58225, 61574, 90550, 116450, 153935, 248107, 307870, 496214, 769675, 1240535, 1539350, 2481070, 4217819, 6202675, 8435638, 12405350, 21089095, 42178190, 105445475, 210890950]

約数ペア:

[(1, 210890950), (2, 105445475), (5, 42178190), (10, 21089095), (17, 12405350), (25, 8435638), (34, 6202675), (50, 4217819), (85, 2481070), (137, 1539350), (170, 1240535), (274, 769675), (425, 496214), (685, 307870), (850, 248107), (1370, 153935), (1811, 116450), (2329, 90550), (3425, 61574), (3622, 58225), (4658, 45275), (6850, 30787), (9055, 23290), (11645, 18110)]