80802400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:381

約数の個数: 144

約数和(自身を含む): 230985216

約数和(自身を除く): 150182816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 47, 50, 56, 70, 80, 94, 100, 112, 140, 160, 175, 188, 200, 224, 235, 280, 307, 329, 350, 376, 400, 470, 560, 614, 658, 700, 752, 800, 940, 1120, 1175, 1228, 1316, 1400, 1504, 1535, 1645, 1880, 2149, 2350, 2456, 2632, 2800, 3070, 3290, 3760, 4298, 4700, 4912, 5264, 5600, 6140, 6580, 7520, 7675, 8225, 8596, 9400, 9824, 10528, 10745, 12280, 13160, 14429, 15350, 16450, 17192, 18800, 21490, 24560, 26320, 28858, 30700, 32900, 34384, 37600, 42980, 49120, 52640, 53725, 57716, 61400, 65800, 68768, 72145, 85960, 101003, 107450, 115432, 122800, 131600, 144290, 171920, 202006, 214900, 230864, 245600, 263200, 288580, 343840, 360725, 404012, 429800, 461728, 505015, 577160, 721450, 808024, 859600, 1010030, 1154320, 1442900, 1616048, 1719200, 2020060, 2308640, 2525075, 2885800, 3232096, 4040120, 5050150, 5771600, 8080240, 10100300, 11543200, 16160480, 20200600, 40401200, 80802400]

約数ペア:

[(1, 80802400), (2, 40401200), (4, 20200600), (5, 16160480), (7, 11543200), (8, 10100300), (10, 8080240), (14, 5771600), (16, 5050150), (20, 4040120), (25, 3232096), (28, 2885800), (32, 2525075), (35, 2308640), (40, 2020060), (47, 1719200), (50, 1616048), (56, 1442900), (70, 1154320), (80, 1010030), (94, 859600), (100, 808024), (112, 721450), (140, 577160), (160, 505015), (175, 461728), (188, 429800), (200, 404012), (224, 360725), (235, 343840), (280, 288580), (307, 263200), (329, 245600), (350, 230864), (376, 214900), (400, 202006), (470, 171920), (560, 144290), (614, 131600), (658, 122800), (700, 115432), (752, 107450), (800, 101003), (940, 85960), (1120, 72145), (1175, 68768), (1228, 65800), (1316, 61400), (1400, 57716), (1504, 53725), (1535, 52640), (1645, 49120), (1880, 42980), (2149, 37600), (2350, 34384), (2456, 32900), (2632, 30700), (2800, 28858), (3070, 26320), (3290, 24560), (3760, 21490), (4298, 18800), (4700, 17192), (4912, 16450), (5264, 15350), (5600, 14429), (6140, 13160), (6580, 12280), (7520, 10745), (7675, 10528), (8225, 9824), (8596, 9400)]