54985480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7351}}^1$

素因数の和:7390

約数の個数: 64

約数和(自身を含む): 142922880

約数和(自身を除く): 87937400

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7351, 7480, 14702, 29404, 36755, 58808, 73510, 80861, 124967, 147020, 161722, 249934, 294040, 323444, 404305, 499868, 624835, 646888, 808610, 999736, 1249670, 1374637, 1617220, 2499340, 2749274, 3234440, 4998680, 5498548, 6873185, 10997096, 13746370, 27492740, 54985480]

約数ペア:

[(1, 54985480), (2, 27492740), (4, 13746370), (5, 10997096), (8, 6873185), (10, 5498548), (11, 4998680), (17, 3234440), (20, 2749274), (22, 2499340), (34, 1617220), (40, 1374637), (44, 1249670), (55, 999736), (68, 808610), (85, 646888), (88, 624835), (110, 499868), (136, 404305), (170, 323444), (187, 294040), (220, 249934), (340, 161722), (374, 147020), (440, 124967), (680, 80861), (748, 73510), (935, 58808), (1496, 36755), (1870, 29404), (3740, 14702), (7351, 7480)]