129704560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{337}}^1$

素因数の和:650

約数の個数: 80

約数和(自身を含む): 321381216

約数和(自身を除く): 191676656

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 283, 337, 340, 566, 674, 680, 1132, 1348, 1360, 1415, 1685, 2264, 2696, 2830, 3370, 4528, 4811, 5392, 5660, 5729, 6740, 9622, 11320, 11458, 13480, 19244, 22640, 22916, 24055, 26960, 28645, 38488, 45832, 48110, 57290, 76976, 91664, 95371, 96220, 114580, 190742, 192440, 229160, 381484, 384880, 458320, 476855, 762968, 953710, 1525936, 1621307, 1907420, 3242614, 3814840, 6485228, 7629680, 8106535, 12970456, 16213070, 25940912, 32426140, 64852280, 129704560]

約数ペア:

[(1, 129704560), (2, 64852280), (4, 32426140), (5, 25940912), (8, 16213070), (10, 12970456), (16, 8106535), (17, 7629680), (20, 6485228), (34, 3814840), (40, 3242614), (68, 1907420), (80, 1621307), (85, 1525936), (136, 953710), (170, 762968), (272, 476855), (283, 458320), (337, 384880), (340, 381484), (566, 229160), (674, 192440), (680, 190742), (1132, 114580), (1348, 96220), (1360, 95371), (1415, 91664), (1685, 76976), (2264, 57290), (2696, 48110), (2830, 45832), (3370, 38488), (4528, 28645), (4811, 26960), (5392, 24055), (5660, 22916), (5729, 22640), (6740, 19244), (9622, 13480), (11320, 11458)]