80336411440

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1163}}^1\times {\mathrm{4339}}^1$

素因数の和:5714

約数の個数: 80

約数和(自身を含む): 187925472000

約数和(自身を除く): 107589060560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1163, 1592, 1990, 2326, 3184, 3980, 4339, 4652, 5815, 7960, 8678, 9304, 11630, 15920, 17356, 18608, 21695, 23260, 34712, 43390, 46520, 69424, 86780, 93040, 173560, 231437, 347120, 462874, 863461, 925748, 1157185, 1726922, 1851496, 2314370, 3453844, 3702992, 4317305, 4628740, 5046257, 6907688, 8634610, 9257480, 10092514, 13815376, 17269220, 18514960, 20185028, 25231285, 34538440, 40370056, 50462570, 69076880, 80740112, 100925140, 201850280, 403700560, 1004205143, 2008410286, 4016820572, 5021025715, 8033641144, 10042051430, 16067282288, 20084102860, 40168205720, 80336411440]

約数ペア:

[(1, 80336411440), (2, 40168205720), (4, 20084102860), (5, 16067282288), (8, 10042051430), (10, 8033641144), (16, 5021025715), (20, 4016820572), (40, 2008410286), (80, 1004205143), (199, 403700560), (398, 201850280), (796, 100925140), (995, 80740112), (1163, 69076880), (1592, 50462570), (1990, 40370056), (2326, 34538440), (3184, 25231285), (3980, 20185028), (4339, 18514960), (4652, 17269220), (5815, 13815376), (7960, 10092514), (8678, 9257480), (9304, 8634610), (11630, 6907688), (15920, 5046257), (17356, 4628740), (18608, 4317305), (21695, 3702992), (23260, 3453844), (34712, 2314370), (43390, 1851496), (46520, 1726922), (69424, 1157185), (86780, 925748), (93040, 863461), (173560, 462874), (231437, 347120)]