38778774784

素因数分解:

$2^8\times {\mathrm{109}}^1\times {\mathrm{421}}^1\times {\mathrm{3301}}^1$

素因数の和:3847

約数の個数: 72

約数和(自身を含む): 78325487240

約数和(自身を除く): 39546712456

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 421, 436, 842, 872, 1684, 1744, 3301, 3368, 3488, 6602, 6736, 6976, 13204, 13472, 13952, 26408, 26944, 27904, 45889, 52816, 53888, 91778, 105632, 107776, 183556, 211264, 359809, 367112, 422528, 719618, 734224, 845056, 1389721, 1439236, 1468448, 2779442, 2878472, 2936896, 5558884, 5756944, 5873792, 11117768, 11513888, 11747584, 22235536, 23027776, 44471072, 46055552, 88942144, 92111104, 151479589, 177884288, 302959178, 355768576, 605918356, 1211836712, 2423673424, 4847346848, 9694693696, 19389387392, 38778774784]

約数ペア:

[(1, 38778774784), (2, 19389387392), (4, 9694693696), (8, 4847346848), (16, 2423673424), (32, 1211836712), (64, 605918356), (109, 355768576), (128, 302959178), (218, 177884288), (256, 151479589), (421, 92111104), (436, 88942144), (842, 46055552), (872, 44471072), (1684, 23027776), (1744, 22235536), (3301, 11747584), (3368, 11513888), (3488, 11117768), (6602, 5873792), (6736, 5756944), (6976, 5558884), (13204, 2936896), (13472, 2878472), (13952, 2779442), (26408, 1468448), (26944, 1439236), (27904, 1389721), (45889, 845056), (52816, 734224), (53888, 719618), (91778, 422528), (105632, 367112), (107776, 359809), (183556, 211264)]