26863360

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 66519936

約数和(自身を除く): 39656576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 677, 992, 1240, 1280, 1354, 1984, 2480, 2708, 3385, 3968, 4960, 5416, 6770, 7936, 9920, 10832, 13540, 19840, 20987, 21664, 27080, 39680, 41974, 43328, 54160, 83948, 86656, 104935, 108320, 167896, 173312, 209870, 216640, 335792, 419740, 433280, 671584, 839480, 866560, 1343168, 1678960, 2686336, 3357920, 5372672, 6715840, 13431680, 26863360]

約数ペア:

[(1, 26863360), (2, 13431680), (4, 6715840), (5, 5372672), (8, 3357920), (10, 2686336), (16, 1678960), (20, 1343168), (31, 866560), (32, 839480), (40, 671584), (62, 433280), (64, 419740), (80, 335792), (124, 216640), (128, 209870), (155, 173312), (160, 167896), (248, 108320), (256, 104935), (310, 86656), (320, 83948), (496, 54160), (620, 43328), (640, 41974), (677, 39680), (992, 27080), (1240, 21664), (1280, 20987), (1354, 19840), (1984, 13540), (2480, 10832), (2708, 9920), (3385, 7936), (3968, 6770), (4960, 5416)]