85881320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1087

約数の個数: 96

約数和(自身を含む): 230234400

約数和(自身を除く): 144353080

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, 1019, 1204, 1505, 1720, 1960, 2038, 2107, 2408, 3010, 4076, 4214, 5095, 6020, 7133, 8152, 8428, 10190, 10535, 12040, 14266, 16856, 20380, 21070, 28532, 35665, 40760, 42140, 43817, 49931, 57064, 71330, 84280, 87634, 99862, 142660, 175268, 199724, 219085, 249655, 285320, 306719, 350536, 399448, 438170, 499310, 613438, 876340, 998620, 1226876, 1533595, 1752680, 1997240, 2147033, 2453752, 3067190, 4294066, 6134380, 8588132, 10735165, 12268760, 17176264, 21470330, 42940660, 85881320]

約数ペア:

[(1, 85881320), (2, 42940660), (4, 21470330), (5, 17176264), (7, 12268760), (8, 10735165), (10, 8588132), (14, 6134380), (20, 4294066), (28, 3067190), (35, 2453752), (40, 2147033), (43, 1997240), (49, 1752680), (56, 1533595), (70, 1226876), (86, 998620), (98, 876340), (140, 613438), (172, 499310), (196, 438170), (215, 399448), (245, 350536), (280, 306719), (301, 285320), (344, 249655), (392, 219085), (430, 199724), (490, 175268), (602, 142660), (860, 99862), (980, 87634), (1019, 84280), (1204, 71330), (1505, 57064), (1720, 49931), (1960, 43817), (2038, 42140), (2107, 40760), (2408, 35665), (3010, 28532), (4076, 21070), (4214, 20380), (5095, 16856), (6020, 14266), (7133, 12040), (8152, 10535), (8428, 10190)]