775501792

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{743}}^1$

素因数の和:972

約数の個数: 72

約数和(自身を含む): 1664049744

約数和(自身を除く): 888547952

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 193, 208, 338, 386, 416, 676, 743, 772, 1352, 1486, 1544, 2509, 2704, 2972, 3088, 5018, 5408, 5944, 6176, 9659, 10036, 11888, 19318, 20072, 23776, 32617, 38636, 40144, 65234, 77272, 80288, 125567, 130468, 143399, 154544, 251134, 260936, 286798, 309088, 502268, 521872, 573596, 1004536, 1043744, 1147192, 1864187, 2009072, 2294384, 3728374, 4018144, 4588768, 7456748, 14913496, 24234431, 29826992, 48468862, 59653984, 96937724, 193875448, 387750896, 775501792]

約数ペア:

[(1, 775501792), (2, 387750896), (4, 193875448), (8, 96937724), (13, 59653984), (16, 48468862), (26, 29826992), (32, 24234431), (52, 14913496), (104, 7456748), (169, 4588768), (193, 4018144), (208, 3728374), (338, 2294384), (386, 2009072), (416, 1864187), (676, 1147192), (743, 1043744), (772, 1004536), (1352, 573596), (1486, 521872), (1544, 502268), (2509, 309088), (2704, 286798), (2972, 260936), (3088, 251134), (5018, 154544), (5408, 143399), (5944, 130468), (6176, 125567), (9659, 80288), (10036, 77272), (11888, 65234), (19318, 40144), (20072, 38636), (23776, 32617)]