165305320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1093}}^1$

素因数の和:1322

約数の個数: 64

約数和(自身を含む): 393840000

約数和(自身を除く): 228534680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 199, 380, 398, 760, 796, 995, 1093, 1592, 1990, 2186, 3781, 3980, 4372, 5465, 7562, 7960, 8744, 10930, 15124, 18905, 20767, 21860, 30248, 37810, 41534, 43720, 75620, 83068, 103835, 151240, 166136, 207670, 217507, 415340, 435014, 830680, 870028, 1087535, 1740056, 2175070, 4132633, 4350140, 8265266, 8700280, 16530532, 20663165, 33061064, 41326330, 82652660, 165305320]

約数ペア:

[(1, 165305320), (2, 82652660), (4, 41326330), (5, 33061064), (8, 20663165), (10, 16530532), (19, 8700280), (20, 8265266), (38, 4350140), (40, 4132633), (76, 2175070), (95, 1740056), (152, 1087535), (190, 870028), (199, 830680), (380, 435014), (398, 415340), (760, 217507), (796, 207670), (995, 166136), (1093, 151240), (1592, 103835), (1990, 83068), (2186, 75620), (3781, 43720), (3980, 41534), (4372, 37810), (5465, 30248), (7562, 21860), (7960, 20767), (8744, 18905), (10930, 15124)]