80880072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1277}}^1$

素因数の和:1335

約数の個数: 128

約数和(自身を含む): 257644800

約数和(自身を除く): 176764728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 29, 39, 42, 52, 56, 58, 78, 84, 87, 91, 104, 116, 156, 168, 174, 182, 203, 232, 273, 312, 348, 364, 377, 406, 546, 609, 696, 728, 754, 812, 1092, 1131, 1218, 1277, 1508, 1624, 2184, 2262, 2436, 2554, 2639, 3016, 3831, 4524, 4872, 5108, 5278, 7662, 7917, 8939, 9048, 10216, 10556, 15324, 15834, 16601, 17878, 21112, 26817, 30648, 31668, 33202, 35756, 37033, 49803, 53634, 63336, 66404, 71512, 74066, 99606, 107268, 111099, 116207, 132808, 148132, 199212, 214536, 222198, 232414, 259231, 296264, 348621, 398424, 444396, 464828, 481429, 518462, 697242, 777693, 888792, 929656, 962858, 1036924, 1394484, 1444287, 1555386, 1925716, 2073848, 2788968, 2888574, 3110772, 3370003, 3851432, 5777148, 6221544, 6740006, 10110009, 11554296, 13480012, 20220018, 26960024, 40440036, 80880072]

約数ペア:

[(1, 80880072), (2, 40440036), (3, 26960024), (4, 20220018), (6, 13480012), (7, 11554296), (8, 10110009), (12, 6740006), (13, 6221544), (14, 5777148), (21, 3851432), (24, 3370003), (26, 3110772), (28, 2888574), (29, 2788968), (39, 2073848), (42, 1925716), (52, 1555386), (56, 1444287), (58, 1394484), (78, 1036924), (84, 962858), (87, 929656), (91, 888792), (104, 777693), (116, 697242), (156, 518462), (168, 481429), (174, 464828), (182, 444396), (203, 398424), (232, 348621), (273, 296264), (312, 259231), (348, 232414), (364, 222198), (377, 214536), (406, 199212), (546, 148132), (609, 132808), (696, 116207), (728, 111099), (754, 107268), (812, 99606), (1092, 74066), (1131, 71512), (1218, 66404), (1277, 63336), (1508, 53634), (1624, 49803), (2184, 37033), (2262, 35756), (2436, 33202), (2554, 31668), (2639, 30648), (3016, 26817), (3831, 21112), (4524, 17878), (4872, 16601), (5108, 15834), (5278, 15324), (7662, 10556), (7917, 10216), (8939, 9048)]