51869920

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7907}}^1$

素因数の和:7963

約数の個数: 48

約数和(自身を含む): 125547408

約数和(自身を除く): 73677488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 7907, 15814, 31628, 39535, 63256, 79070, 126512, 158140, 253024, 316280, 324187, 632560, 648374, 1265120, 1296748, 1620935, 2593496, 3241870, 5186992, 6483740, 10373984, 12967480, 25934960, 51869920]

約数ペア:

[(1, 51869920), (2, 25934960), (4, 12967480), (5, 10373984), (8, 6483740), (10, 5186992), (16, 3241870), (20, 2593496), (32, 1620935), (40, 1296748), (41, 1265120), (80, 648374), (82, 632560), (160, 324187), (164, 316280), (205, 253024), (328, 158140), (410, 126512), (656, 79070), (820, 63256), (1312, 39535), (1640, 31628), (3280, 15814), (6560, 7907)]