78528208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 176417280

約数和(自身を除く): 97889072

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 37, 44, 62, 74, 88, 124, 148, 176, 248, 296, 341, 389, 407, 496, 592, 682, 778, 814, 1147, 1364, 1556, 1628, 2294, 2728, 3112, 3256, 4279, 4588, 5456, 6224, 6512, 8558, 9176, 12059, 12617, 14393, 17116, 18352, 24118, 25234, 28786, 34232, 48236, 50468, 57572, 68464, 96472, 100936, 115144, 132649, 158323, 192944, 201872, 230288, 265298, 316646, 446183, 530596, 633292, 892366, 1061192, 1266584, 1784732, 2122384, 2533168, 3569464, 4908013, 7138928, 9816026, 19632052, 39264104, 78528208]

約数ペア:

[(1, 78528208), (2, 39264104), (4, 19632052), (8, 9816026), (11, 7138928), (16, 4908013), (22, 3569464), (31, 2533168), (37, 2122384), (44, 1784732), (62, 1266584), (74, 1061192), (88, 892366), (124, 633292), (148, 530596), (176, 446183), (248, 316646), (296, 265298), (341, 230288), (389, 201872), (407, 192944), (496, 158323), (592, 132649), (682, 115144), (778, 100936), (814, 96472), (1147, 68464), (1364, 57572), (1556, 50468), (1628, 48236), (2294, 34232), (2728, 28786), (3112, 25234), (3256, 24118), (4279, 18352), (4588, 17116), (5456, 14393), (6224, 12617), (6512, 12059), (8558, 9176)]