81711696

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 243555840

約数和(自身を除く): 161844144

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 43, 44, 48, 59, 61, 66, 86, 88, 118, 122, 129, 132, 172, 176, 177, 183, 236, 244, 258, 264, 344, 354, 366, 472, 473, 488, 516, 528, 649, 671, 688, 708, 732, 944, 946, 976, 1032, 1298, 1342, 1416, 1419, 1464, 1892, 1947, 2013, 2064, 2537, 2596, 2623, 2684, 2832, 2838, 2928, 3599, 3784, 3894, 4026, 5074, 5192, 5246, 5368, 5676, 7198, 7568, 7611, 7788, 7869, 8052, 10148, 10384, 10492, 10736, 10797, 11352, 14396, 15222, 15576, 15738, 16104, 20296, 20984, 21594, 22704, 27907, 28792, 28853, 30444, 31152, 31476, 32208, 39589, 40592, 41968, 43188, 55814, 57584, 57706, 60888, 62952, 79178, 83721, 86376, 86559, 111628, 115412, 118767, 121776, 125904, 154757, 158356, 167442, 172752, 173118, 223256, 230824, 237534, 309514, 316712, 334884, 346236, 446512, 461648, 464271, 475068, 619028, 633424, 669768, 692472, 928542, 950136, 1238056, 1339536, 1384944, 1702327, 1857084, 1900272, 2476112, 3404654, 3714168, 5106981, 6809308, 7428336, 10213962, 13618616, 20427924, 27237232, 40855848, 81711696]

約数ペア:

[(1, 81711696), (2, 40855848), (3, 27237232), (4, 20427924), (6, 13618616), (8, 10213962), (11, 7428336), (12, 6809308), (16, 5106981), (22, 3714168), (24, 3404654), (33, 2476112), (43, 1900272), (44, 1857084), (48, 1702327), (59, 1384944), (61, 1339536), (66, 1238056), (86, 950136), (88, 928542), (118, 692472), (122, 669768), (129, 633424), (132, 619028), (172, 475068), (176, 464271), (177, 461648), (183, 446512), (236, 346236), (244, 334884), (258, 316712), (264, 309514), (344, 237534), (354, 230824), (366, 223256), (472, 173118), (473, 172752), (488, 167442), (516, 158356), (528, 154757), (649, 125904), (671, 121776), (688, 118767), (708, 115412), (732, 111628), (944, 86559), (946, 86376), (976, 83721), (1032, 79178), (1298, 62952), (1342, 60888), (1416, 57706), (1419, 57584), (1464, 55814), (1892, 43188), (1947, 41968), (2013, 40592), (2064, 39589), (2537, 32208), (2596, 31476), (2623, 31152), (2684, 30444), (2832, 28853), (2838, 28792), (2928, 27907), (3599, 22704), (3784, 21594), (3894, 20984), (4026, 20296), (5074, 16104), (5192, 15738), (5246, 15576), (5368, 15222), (5676, 14396), (7198, 11352), (7568, 10797), (7611, 10736), (7788, 10492), (7869, 10384), (8052, 10148)]