28245502012

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:373

約数の個数: 192

約数和(自身を含む): 64486195200

約数和(自身を除く): 36240693188

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 71, 91, 116, 142, 169, 182, 203, 223, 284, 338, 364, 377, 406, 446, 497, 676, 754, 812, 892, 923, 994, 1183, 1508, 1561, 1846, 1988, 2059, 2197, 2366, 2639, 2899, 3122, 3692, 4118, 4394, 4732, 4901, 5278, 5798, 6244, 6461, 6467, 8236, 8788, 9802, 10556, 11596, 11999, 12922, 12934, 14413, 15379, 15833, 19604, 20293, 23998, 25844, 25868, 26767, 28826, 30758, 31666, 34307, 37687, 40586, 45269, 47996, 53534, 57652, 61516, 63332, 63713, 68614, 75374, 81172, 83993, 84071, 90538, 107068, 110831, 127426, 137228, 150748, 155987, 167986, 168142, 181076, 187369, 205829, 221662, 254852, 263809, 311974, 335972, 336284, 347971, 374738, 411658, 443324, 445991, 459157, 489931, 527618, 588497, 623948, 695942, 749476, 823316, 891982, 918314, 979862, 1055236, 1091909, 1092923, 1176994, 1391884, 1440803, 1783964, 1836628, 1959724, 2183818, 2185846, 2353988, 2435797, 2675777, 2881606, 3214099, 3429517, 4367636, 4371692, 4523623, 4871594, 5351554, 5763212, 5969041, 6428198, 6859034, 7650461, 9047246, 9743188, 10703108, 11938082, 12856396, 13718068, 14207999, 15300922, 18094492, 18730439, 23876164, 28415998, 30601844, 31665361, 34785101, 37460878, 41783287, 56831996, 63330722, 69570202, 74921756, 77597533, 83566574, 99455993, 126661444, 139140404, 155195066, 167133148, 198911986, 243495707, 310390132, 397823972, 486991414, 543182731, 973982828, 1008767929, 1086365462, 2017535858, 2172730924, 4035071716, 7061375503, 14122751006, 28245502012]

約数ペア:

[(1, 28245502012), (2, 14122751006), (4, 7061375503), (7, 4035071716), (13, 2172730924), (14, 2017535858), (26, 1086365462), (28, 1008767929), (29, 973982828), (52, 543182731), (58, 486991414), (71, 397823972), (91, 310390132), (116, 243495707), (142, 198911986), (169, 167133148), (182, 155195066), (203, 139140404), (223, 126661444), (284, 99455993), (338, 83566574), (364, 77597533), (377, 74921756), (406, 69570202), (446, 63330722), (497, 56831996), (676, 41783287), (754, 37460878), (812, 34785101), (892, 31665361), (923, 30601844), (994, 28415998), (1183, 23876164), (1508, 18730439), (1561, 18094492), (1846, 15300922), (1988, 14207999), (2059, 13718068), (2197, 12856396), (2366, 11938082), (2639, 10703108), (2899, 9743188), (3122, 9047246), (3692, 7650461), (4118, 6859034), (4394, 6428198), (4732, 5969041), (4901, 5763212), (5278, 5351554), (5798, 4871594), (6244, 4523623), (6461, 4371692), (6467, 4367636), (8236, 3429517), (8788, 3214099), (9802, 2881606), (10556, 2675777), (11596, 2435797), (11999, 2353988), (12922, 2185846), (12934, 2183818), (14413, 1959724), (15379, 1836628), (15833, 1783964), (19604, 1440803), (20293, 1391884), (23998, 1176994), (25844, 1092923), (25868, 1091909), (26767, 1055236), (28826, 979862), (30758, 918314), (31666, 891982), (34307, 823316), (37687, 749476), (40586, 695942), (45269, 623948), (47996, 588497), (53534, 527618), (57652, 489931), (61516, 459157), (63332, 445991), (63713, 443324), (68614, 411658), (75374, 374738), (81172, 347971), (83993, 336284), (84071, 335972), (90538, 311974), (107068, 263809), (110831, 254852), (127426, 221662), (137228, 205829), (150748, 187369), (155987, 181076), (167986, 168142)]