2445498752

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{643}}^1\times {\mathrm{691}}^1$

素因数の和:1391

約数の個数: 64

約数和(自身を含む): 5000170560

約数和(自身を除く): 2554671808

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 643, 688, 691, 1286, 1376, 1382, 2572, 2752, 2764, 5144, 5504, 5528, 10288, 11056, 20576, 22112, 27649, 29713, 41152, 44224, 55298, 59426, 82304, 88448, 110596, 118852, 221192, 237704, 442384, 444313, 475408, 884768, 888626, 950816, 1769536, 1777252, 1901632, 3539072, 3554504, 3803264, 7109008, 14218016, 19105459, 28436032, 38210918, 56872064, 76421836, 152843672, 305687344, 611374688, 1222749376, 2445498752]

約数ペア:

[(1, 2445498752), (2, 1222749376), (4, 611374688), (8, 305687344), (16, 152843672), (32, 76421836), (43, 56872064), (64, 38210918), (86, 28436032), (128, 19105459), (172, 14218016), (344, 7109008), (643, 3803264), (688, 3554504), (691, 3539072), (1286, 1901632), (1376, 1777252), (1382, 1769536), (2572, 950816), (2752, 888626), (2764, 884768), (5144, 475408), (5504, 444313), (5528, 442384), (10288, 237704), (11056, 221192), (20576, 118852), (22112, 110596), (27649, 88448), (29713, 82304), (41152, 59426), (44224, 55298)]