77561504

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1907}}^1$

素因数の和:1989

約数の個数: 48

約数和(自身を含む): 161554176

約数和(自身を除く): 83992672

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 82, 124, 164, 248, 328, 496, 656, 992, 1271, 1312, 1907, 2542, 3814, 5084, 7628, 10168, 15256, 20336, 30512, 40672, 59117, 61024, 78187, 118234, 156374, 236468, 312748, 472936, 625496, 945872, 1250992, 1891744, 2423797, 2501984, 4847594, 9695188, 19390376, 38780752, 77561504]

約数ペア:

[(1, 77561504), (2, 38780752), (4, 19390376), (8, 9695188), (16, 4847594), (31, 2501984), (32, 2423797), (41, 1891744), (62, 1250992), (82, 945872), (124, 625496), (164, 472936), (248, 312748), (328, 236468), (496, 156374), (656, 118234), (992, 78187), (1271, 61024), (1312, 59117), (1907, 40672), (2542, 30512), (3814, 20336), (5084, 15256), (7628, 10168)]