66923920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{941}}^1$

素因数の和:1088

約数の個数: 80

約数和(自身を含む): 179417088

約数和(自身を除く): 112493168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 508, 560, 635, 889, 941, 1016, 1270, 1778, 1882, 2032, 2540, 3556, 3764, 4445, 4705, 5080, 6587, 7112, 7528, 8890, 9410, 10160, 13174, 14224, 15056, 17780, 18820, 26348, 32935, 35560, 37640, 52696, 65870, 71120, 75280, 105392, 119507, 131740, 239014, 263480, 478028, 526960, 597535, 836549, 956056, 1195070, 1673098, 1912112, 2390140, 3346196, 4182745, 4780280, 6692392, 8365490, 9560560, 13384784, 16730980, 33461960, 66923920]

約数ペア:

[(1, 66923920), (2, 33461960), (4, 16730980), (5, 13384784), (7, 9560560), (8, 8365490), (10, 6692392), (14, 4780280), (16, 4182745), (20, 3346196), (28, 2390140), (35, 1912112), (40, 1673098), (56, 1195070), (70, 956056), (80, 836549), (112, 597535), (127, 526960), (140, 478028), (254, 263480), (280, 239014), (508, 131740), (560, 119507), (635, 105392), (889, 75280), (941, 71120), (1016, 65870), (1270, 52696), (1778, 37640), (1882, 35560), (2032, 32935), (2540, 26348), (3556, 18820), (3764, 17780), (4445, 15056), (4705, 14224), (5080, 13174), (6587, 10160), (7112, 9410), (7528, 8890)]