985256960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{199}}^1\times {\mathrm{967}}^1$

素因数の和:1191

約数の個数: 88

約数和(自身を含む): 2377795200

約数和(自身を除く): 1392538240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 256, 320, 398, 512, 640, 796, 967, 995, 1024, 1280, 1592, 1934, 1990, 2560, 3184, 3868, 3980, 4835, 5120, 6368, 7736, 7960, 9670, 12736, 15472, 15920, 19340, 25472, 30944, 31840, 38680, 50944, 61888, 63680, 77360, 101888, 123776, 127360, 154720, 192433, 203776, 247552, 254720, 309440, 384866, 495104, 509440, 618880, 769732, 962165, 990208, 1018880, 1237760, 1539464, 1924330, 2475520, 3078928, 3848660, 4951040, 6157856, 7697320, 12315712, 15394640, 24631424, 30789280, 49262848, 61578560, 98525696, 123157120, 197051392, 246314240, 492628480, 985256960]

約数ペア:

[(1, 985256960), (2, 492628480), (4, 246314240), (5, 197051392), (8, 123157120), (10, 98525696), (16, 61578560), (20, 49262848), (32, 30789280), (40, 24631424), (64, 15394640), (80, 12315712), (128, 7697320), (160, 6157856), (199, 4951040), (256, 3848660), (320, 3078928), (398, 2475520), (512, 1924330), (640, 1539464), (796, 1237760), (967, 1018880), (995, 990208), (1024, 962165), (1280, 769732), (1592, 618880), (1934, 509440), (1990, 495104), (2560, 384866), (3184, 309440), (3868, 254720), (3980, 247552), (4835, 203776), (5120, 192433), (6368, 154720), (7736, 127360), (7960, 123776), (9670, 101888), (12736, 77360), (15472, 63680), (15920, 61888), (19340, 50944), (25472, 38680), (30944, 31840)]