20101076528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{911}}^1\times {\mathrm{2467}}^1$

素因数の和:3442

約数の個数: 80

約数和(自身を含む): 42981582336

約数和(自身を除く): 22880505808

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 911, 1118, 1822, 2236, 2467, 3644, 4472, 4934, 7288, 8944, 9868, 11843, 14576, 19736, 23686, 32071, 39173, 39472, 47372, 64142, 78346, 94744, 106081, 128284, 156692, 189488, 212162, 256568, 313384, 424324, 509249, 513136, 626768, 848648, 1018498, 1379053, 1697296, 2036996, 2247437, 2758106, 4073992, 4494874, 5516212, 8147984, 8989748, 11032424, 17979496, 22064848, 29216681, 35958992, 58433362, 96639791, 116866724, 193279582, 233733448, 386559164, 467466896, 773118328, 1256317283, 1546236656, 2512634566, 5025269132, 10050538264, 20101076528]

約数ペア:

[(1, 20101076528), (2, 10050538264), (4, 5025269132), (8, 2512634566), (13, 1546236656), (16, 1256317283), (26, 773118328), (43, 467466896), (52, 386559164), (86, 233733448), (104, 193279582), (172, 116866724), (208, 96639791), (344, 58433362), (559, 35958992), (688, 29216681), (911, 22064848), (1118, 17979496), (1822, 11032424), (2236, 8989748), (2467, 8147984), (3644, 5516212), (4472, 4494874), (4934, 4073992), (7288, 2758106), (8944, 2247437), (9868, 2036996), (11843, 1697296), (14576, 1379053), (19736, 1018498), (23686, 848648), (32071, 626768), (39173, 513136), (39472, 509249), (47372, 424324), (64142, 313384), (78346, 256568), (94744, 212162), (106081, 189488), (128284, 156692)]