83521480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1059

約数の個数: 96

約数和(自身を含む): 223914240

約数和(自身を除く): 140392760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 49, 56, 70, 86, 98, 140, 172, 196, 215, 245, 280, 301, 344, 392, 430, 490, 602, 860, 980, 991, 1204, 1505, 1720, 1960, 1982, 2107, 2408, 3010, 3964, 4214, 4955, 6020, 6937, 7928, 8428, 9910, 10535, 12040, 13874, 16856, 19820, 21070, 27748, 34685, 39640, 42140, 42613, 48559, 55496, 69370, 84280, 85226, 97118, 138740, 170452, 194236, 213065, 242795, 277480, 298291, 340904, 388472, 426130, 485590, 596582, 852260, 971180, 1193164, 1491455, 1704520, 1942360, 2088037, 2386328, 2982910, 4176074, 5965820, 8352148, 10440185, 11931640, 16704296, 20880370, 41760740, 83521480]

約数ペア:

[(1, 83521480), (2, 41760740), (4, 20880370), (5, 16704296), (7, 11931640), (8, 10440185), (10, 8352148), (14, 5965820), (20, 4176074), (28, 2982910), (35, 2386328), (40, 2088037), (43, 1942360), (49, 1704520), (56, 1491455), (70, 1193164), (86, 971180), (98, 852260), (140, 596582), (172, 485590), (196, 426130), (215, 388472), (245, 340904), (280, 298291), (301, 277480), (344, 242795), (392, 213065), (430, 194236), (490, 170452), (602, 138740), (860, 97118), (980, 85226), (991, 84280), (1204, 69370), (1505, 55496), (1720, 48559), (1960, 42613), (1982, 42140), (2107, 39640), (2408, 34685), (3010, 27748), (3964, 21070), (4214, 19820), (4955, 16856), (6020, 13874), (6937, 12040), (7928, 10535), (8428, 9910)]