81840160

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10883}}^1$

素因数の和:10945

約数の個数: 48

約数和(自身を含む): 197479296

約数和(自身を除く): 115639136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 10883, 21766, 43532, 54415, 87064, 108830, 174128, 217660, 348256, 435320, 511501, 870640, 1023002, 1741280, 2046004, 2557505, 4092008, 5115010, 8184016, 10230020, 16368032, 20460040, 40920080, 81840160]

約数ペア:

[(1, 81840160), (2, 40920080), (4, 20460040), (5, 16368032), (8, 10230020), (10, 8184016), (16, 5115010), (20, 4092008), (32, 2557505), (40, 2046004), (47, 1741280), (80, 1023002), (94, 870640), (160, 511501), (188, 435320), (235, 348256), (376, 217660), (470, 174128), (752, 108830), (940, 87064), (1504, 54415), (1880, 43532), (3760, 21766), (7520, 10883)]