16804939840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{37061}}^1$

素因数の和:37200

約数の個数: 112

約数和(自身を含む): 43491515760

約数和(自身を除く): 26686575920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 109, 130, 160, 208, 218, 260, 320, 416, 436, 520, 545, 832, 872, 1040, 1090, 1417, 1744, 2080, 2180, 2834, 3488, 4160, 4360, 5668, 6976, 7085, 8720, 11336, 14170, 17440, 22672, 28340, 34880, 37061, 45344, 56680, 74122, 90688, 113360, 148244, 185305, 226720, 296488, 370610, 453440, 481793, 592976, 741220, 963586, 1185952, 1482440, 1927172, 2371904, 2408965, 2964880, 3854344, 4039649, 4817930, 5929760, 7708688, 8079298, 9635860, 11859520, 15417376, 16158596, 19271720, 20198245, 30834752, 32317192, 38543440, 40396490, 52515437, 64634384, 77086880, 80792980, 105030874, 129268768, 154173760, 161585960, 210061748, 258537536, 262577185, 323171920, 420123496, 525154370, 646343840, 840246992, 1050308740, 1292687680, 1680493984, 2100617480, 3360987968, 4201234960, 8402469920, 16804939840]

約数ペア:

[(1, 16804939840), (2, 8402469920), (4, 4201234960), (5, 3360987968), (8, 2100617480), (10, 1680493984), (13, 1292687680), (16, 1050308740), (20, 840246992), (26, 646343840), (32, 525154370), (40, 420123496), (52, 323171920), (64, 262577185), (65, 258537536), (80, 210061748), (104, 161585960), (109, 154173760), (130, 129268768), (160, 105030874), (208, 80792980), (218, 77086880), (260, 64634384), (320, 52515437), (416, 40396490), (436, 38543440), (520, 32317192), (545, 30834752), (832, 20198245), (872, 19271720), (1040, 16158596), (1090, 15417376), (1417, 11859520), (1744, 9635860), (2080, 8079298), (2180, 7708688), (2834, 5929760), (3488, 4817930), (4160, 4039649), (4360, 3854344), (5668, 2964880), (6976, 2408965), (7085, 2371904), (8720, 1927172), (11336, 1482440), (14170, 1185952), (17440, 963586), (22672, 741220), (28340, 592976), (34880, 481793), (37061, 453440), (45344, 370610), (56680, 296488), (74122, 226720), (90688, 185305), (113360, 148244)]