80871312

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 160

約数和(自身を含む): 239984640

約数和(自身を除く): 159113328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 31, 34, 46, 48, 51, 62, 68, 69, 92, 93, 102, 124, 136, 138, 139, 184, 186, 204, 248, 272, 276, 278, 368, 372, 391, 408, 417, 496, 527, 552, 556, 713, 744, 782, 816, 834, 1054, 1104, 1112, 1173, 1426, 1488, 1564, 1581, 1668, 2108, 2139, 2224, 2346, 2363, 2852, 3128, 3162, 3197, 3336, 4216, 4278, 4309, 4692, 4726, 5704, 6256, 6324, 6394, 6672, 7089, 8432, 8556, 8618, 9384, 9452, 9591, 11408, 12121, 12648, 12788, 12927, 14178, 17112, 17236, 18768, 18904, 19182, 24242, 25296, 25576, 25854, 28356, 34224, 34472, 36363, 37808, 38364, 48484, 51152, 51708, 54349, 56712, 68944, 72726, 73253, 76728, 96968, 99107, 103416, 108698, 113424, 145452, 146506, 153456, 163047, 193936, 198214, 206832, 217396, 219759, 290904, 293012, 297321, 326094, 396428, 434792, 439518, 581808, 586024, 594642, 652188, 792856, 869584, 879036, 1172048, 1189284, 1304376, 1585712, 1684819, 1758072, 2378568, 2608752, 3369638, 3516144, 4757136, 5054457, 6739276, 10108914, 13478552, 20217828, 26957104, 40435656, 80871312]

約数ペア:

[(1, 80871312), (2, 40435656), (3, 26957104), (4, 20217828), (6, 13478552), (8, 10108914), (12, 6739276), (16, 5054457), (17, 4757136), (23, 3516144), (24, 3369638), (31, 2608752), (34, 2378568), (46, 1758072), (48, 1684819), (51, 1585712), (62, 1304376), (68, 1189284), (69, 1172048), (92, 879036), (93, 869584), (102, 792856), (124, 652188), (136, 594642), (138, 586024), (139, 581808), (184, 439518), (186, 434792), (204, 396428), (248, 326094), (272, 297321), (276, 293012), (278, 290904), (368, 219759), (372, 217396), (391, 206832), (408, 198214), (417, 193936), (496, 163047), (527, 153456), (552, 146506), (556, 145452), (713, 113424), (744, 108698), (782, 103416), (816, 99107), (834, 96968), (1054, 76728), (1104, 73253), (1112, 72726), (1173, 68944), (1426, 56712), (1488, 54349), (1564, 51708), (1581, 51152), (1668, 48484), (2108, 38364), (2139, 37808), (2224, 36363), (2346, 34472), (2363, 34224), (2852, 28356), (3128, 25854), (3162, 25576), (3197, 25296), (3336, 24242), (4216, 19182), (4278, 18904), (4309, 18768), (4692, 17236), (4726, 17112), (5704, 14178), (6256, 12927), (6324, 12788), (6394, 12648), (6672, 12121), (7089, 11408), (8432, 9591), (8556, 9452), (8618, 9384)]