78564584

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 173500800

約数和(自身を除く): 94936216

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 109, 122, 211, 218, 244, 422, 427, 436, 488, 763, 844, 854, 872, 1477, 1526, 1688, 1708, 2954, 3052, 3416, 5908, 6104, 6649, 11816, 12871, 13298, 22999, 25742, 26596, 45998, 46543, 51484, 53192, 90097, 91996, 93086, 102968, 160993, 180194, 183992, 186172, 321986, 360388, 372344, 643972, 720776, 1287944, 1402939, 2805878, 5611756, 9820573, 11223512, 19641146, 39282292, 78564584]

約数ペア:

[(1, 78564584), (2, 39282292), (4, 19641146), (7, 11223512), (8, 9820573), (14, 5611756), (28, 2805878), (56, 1402939), (61, 1287944), (109, 720776), (122, 643972), (211, 372344), (218, 360388), (244, 321986), (422, 186172), (427, 183992), (436, 180194), (488, 160993), (763, 102968), (844, 93086), (854, 91996), (872, 90097), (1477, 53192), (1526, 51484), (1688, 46543), (1708, 45998), (2954, 26596), (3052, 25742), (3416, 22999), (5908, 13298), (6104, 12871), (6649, 11816)]