71438480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1093}}^1$

素因数の和:1168

約数の個数: 80

約数和(自身を含む): 179065920

約数和(自身を除く): 107627440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 1093, 1520, 1634, 1720, 2186, 3268, 3440, 4085, 4372, 5465, 6536, 8170, 8744, 10930, 13072, 16340, 17488, 20767, 21860, 32680, 41534, 43720, 46999, 65360, 83068, 87440, 93998, 103835, 166136, 187996, 207670, 234995, 332272, 375992, 415340, 469990, 751984, 830680, 892981, 939980, 1661360, 1785962, 1879960, 3571924, 3759920, 4464905, 7143848, 8929810, 14287696, 17859620, 35719240, 71438480]

約数ペア:

[(1, 71438480), (2, 35719240), (4, 17859620), (5, 14287696), (8, 8929810), (10, 7143848), (16, 4464905), (19, 3759920), (20, 3571924), (38, 1879960), (40, 1785962), (43, 1661360), (76, 939980), (80, 892981), (86, 830680), (95, 751984), (152, 469990), (172, 415340), (190, 375992), (215, 332272), (304, 234995), (344, 207670), (380, 187996), (430, 166136), (688, 103835), (760, 93998), (817, 87440), (860, 83068), (1093, 65360), (1520, 46999), (1634, 43720), (1720, 41534), (2186, 32680), (3268, 21860), (3440, 20767), (4085, 17488), (4372, 16340), (5465, 13072), (6536, 10930), (8170, 8744)]