25804504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 57231360

約数和(自身を除く): 31426856

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 47, 68, 88, 94, 136, 187, 188, 367, 374, 376, 517, 734, 748, 799, 1034, 1468, 1496, 1598, 2068, 2936, 3196, 4037, 4136, 6239, 6392, 8074, 8789, 12478, 16148, 17249, 17578, 24956, 32296, 34498, 35156, 49912, 68629, 68996, 70312, 137258, 137992, 189739, 274516, 293233, 379478, 549032, 586466, 758956, 1172932, 1517912, 2345864, 3225563, 6451126, 12902252, 25804504]

約数ペア:

[(1, 25804504), (2, 12902252), (4, 6451126), (8, 3225563), (11, 2345864), (17, 1517912), (22, 1172932), (34, 758956), (44, 586466), (47, 549032), (68, 379478), (88, 293233), (94, 274516), (136, 189739), (187, 137992), (188, 137258), (367, 70312), (374, 68996), (376, 68629), (517, 49912), (734, 35156), (748, 34498), (799, 32296), (1034, 24956), (1468, 17578), (1496, 17249), (1598, 16148), (2068, 12478), (2936, 8789), (3196, 8074), (4037, 6392), (4136, 6239)]