31090048

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 68739840

約数和(自身を除く): 37649792

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 128, 142, 176, 284, 311, 352, 568, 622, 704, 781, 1136, 1244, 1408, 1562, 2272, 2488, 3124, 3421, 4544, 4976, 6248, 6842, 9088, 9952, 12496, 13684, 19904, 22081, 24992, 27368, 39808, 44162, 49984, 54736, 88324, 99968, 109472, 176648, 218944, 242891, 353296, 437888, 485782, 706592, 971564, 1413184, 1943128, 2826368, 3886256, 7772512, 15545024, 31090048]

約数ペア:

[(1, 31090048), (2, 15545024), (4, 7772512), (8, 3886256), (11, 2826368), (16, 1943128), (22, 1413184), (32, 971564), (44, 706592), (64, 485782), (71, 437888), (88, 353296), (128, 242891), (142, 218944), (176, 176648), (284, 109472), (311, 99968), (352, 88324), (568, 54736), (622, 49984), (704, 44162), (781, 39808), (1136, 27368), (1244, 24992), (1408, 22081), (1562, 19904), (2272, 13684), (2488, 12496), (3124, 9952), (3421, 9088), (4544, 6842), (4976, 6248)]