209220500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 484323840

約数和(自身を除く): 275103340

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 47, 50, 58, 94, 100, 116, 125, 145, 188, 235, 250, 290, 307, 470, 500, 580, 614, 725, 940, 1175, 1228, 1363, 1450, 1535, 2350, 2726, 2900, 3070, 3625, 4700, 5452, 5875, 6140, 6815, 7250, 7675, 8903, 11750, 13630, 14429, 14500, 15350, 17806, 23500, 27260, 28858, 30700, 34075, 35612, 38375, 44515, 57716, 68150, 72145, 76750, 89030, 136300, 144290, 153500, 170375, 178060, 222575, 288580, 340750, 360725, 418441, 445150, 681500, 721450, 836882, 890300, 1112875, 1442900, 1673764, 1803625, 2092205, 2225750, 3607250, 4184410, 4451500, 7214500, 8368820, 10461025, 20922050, 41844100, 52305125, 104610250, 209220500]

約数ペア:

[(1, 209220500), (2, 104610250), (4, 52305125), (5, 41844100), (10, 20922050), (20, 10461025), (25, 8368820), (29, 7214500), (47, 4451500), (50, 4184410), (58, 3607250), (94, 2225750), (100, 2092205), (116, 1803625), (125, 1673764), (145, 1442900), (188, 1112875), (235, 890300), (250, 836882), (290, 721450), (307, 681500), (470, 445150), (500, 418441), (580, 360725), (614, 340750), (725, 288580), (940, 222575), (1175, 178060), (1228, 170375), (1363, 153500), (1450, 144290), (1535, 136300), (2350, 89030), (2726, 76750), (2900, 72145), (3070, 68150), (3625, 57716), (4700, 44515), (5452, 38375), (5875, 35612), (6140, 34075), (6815, 30700), (7250, 28858), (7675, 27260), (8903, 23500), (11750, 17806), (13630, 15350), (14429, 14500)]