81296652

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 209986560

約数和(自身を除く): 128689908

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 47, 51, 61, 68, 94, 102, 122, 139, 141, 183, 188, 204, 244, 278, 282, 366, 417, 556, 564, 732, 799, 834, 1037, 1598, 1668, 2074, 2363, 2397, 2867, 3111, 3196, 4148, 4726, 4794, 5734, 6222, 6533, 7089, 8479, 8601, 9452, 9588, 11468, 12444, 13066, 14178, 16958, 17202, 19599, 25437, 26132, 28356, 33916, 34404, 39198, 48739, 50874, 78396, 97478, 101748, 111061, 144143, 146217, 194956, 222122, 288286, 292434, 333183, 398513, 432429, 444244, 576572, 584868, 666366, 797026, 864858, 1195539, 1332732, 1594052, 1729716, 2391078, 4782156, 6774721, 13549442, 20324163, 27098884, 40648326, 81296652]

約数ペア:

[(1, 81296652), (2, 40648326), (3, 27098884), (4, 20324163), (6, 13549442), (12, 6774721), (17, 4782156), (34, 2391078), (47, 1729716), (51, 1594052), (61, 1332732), (68, 1195539), (94, 864858), (102, 797026), (122, 666366), (139, 584868), (141, 576572), (183, 444244), (188, 432429), (204, 398513), (244, 333183), (278, 292434), (282, 288286), (366, 222122), (417, 194956), (556, 146217), (564, 144143), (732, 111061), (799, 101748), (834, 97478), (1037, 78396), (1598, 50874), (1668, 48739), (2074, 39198), (2363, 34404), (2397, 33916), (2867, 28356), (3111, 26132), (3196, 25437), (4148, 19599), (4726, 17202), (4794, 16958), (5734, 14178), (6222, 13066), (6533, 12444), (7089, 11468), (8479, 9588), (8601, 9452)]