80850095540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{4177}}^1$

素因数の和:4617

約数の個数: 96

約数和(自身を含む): 176778733824

約数和(自身を除く): 95928638284

約数列:

[1, 2, 4, 5, 10, 20, 43, 71, 86, 142, 172, 215, 284, 317, 355, 430, 634, 710, 860, 1268, 1420, 1585, 3053, 3170, 4177, 6106, 6340, 8354, 12212, 13631, 15265, 16708, 20885, 22507, 27262, 30530, 41770, 45014, 54524, 61060, 68155, 83540, 90028, 112535, 136310, 179611, 225070, 272620, 296567, 359222, 450140, 593134, 718444, 898055, 967801, 1186268, 1324109, 1482835, 1796110, 1935602, 2648218, 2965670, 3592220, 3871204, 4839005, 5296436, 5931340, 6620545, 9678010, 12752381, 13241090, 19356020, 25504762, 26482180, 51009524, 56936687, 63761905, 94011739, 113873374, 127523810, 188023478, 227746748, 255047620, 284683435, 376046956, 470058695, 569366870, 940117390, 1138733740, 1880234780, 4042504777, 8085009554, 16170019108, 20212523885, 40425047770, 80850095540]

約数ペア:

[(1, 80850095540), (2, 40425047770), (4, 20212523885), (5, 16170019108), (10, 8085009554), (20, 4042504777), (43, 1880234780), (71, 1138733740), (86, 940117390), (142, 569366870), (172, 470058695), (215, 376046956), (284, 284683435), (317, 255047620), (355, 227746748), (430, 188023478), (634, 127523810), (710, 113873374), (860, 94011739), (1268, 63761905), (1420, 56936687), (1585, 51009524), (3053, 26482180), (3170, 25504762), (4177, 19356020), (6106, 13241090), (6340, 12752381), (8354, 9678010), (12212, 6620545), (13631, 5931340), (15265, 5296436), (16708, 4839005), (20885, 3871204), (22507, 3592220), (27262, 2965670), (30530, 2648218), (41770, 1935602), (45014, 1796110), (54524, 1482835), (61060, 1324109), (68155, 1186268), (83540, 967801), (90028, 898055), (112535, 718444), (136310, 593134), (179611, 450140), (225070, 359222), (272620, 296567)]