199283968

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{257}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 431901288

約数和(自身を除く): 232617320

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 233, 256, 257, 416, 466, 514, 832, 932, 1028, 1664, 1864, 2056, 3029, 3328, 3341, 3728, 4112, 6058, 6682, 7456, 8224, 12116, 13364, 14912, 16448, 24232, 26728, 29824, 32896, 48464, 53456, 59648, 59881, 65792, 96928, 106912, 119762, 193856, 213824, 239524, 387712, 427648, 479048, 775424, 778453, 855296, 958096, 1556906, 1916192, 3113812, 3832384, 6227624, 7664768, 12455248, 15329536, 24910496, 49820992, 99641984, 199283968]

約数ペア:

[(1, 199283968), (2, 99641984), (4, 49820992), (8, 24910496), (13, 15329536), (16, 12455248), (26, 7664768), (32, 6227624), (52, 3832384), (64, 3113812), (104, 1916192), (128, 1556906), (208, 958096), (233, 855296), (256, 778453), (257, 775424), (416, 479048), (466, 427648), (514, 387712), (832, 239524), (932, 213824), (1028, 193856), (1664, 119762), (1864, 106912), (2056, 96928), (3029, 65792), (3328, 59881), (3341, 59648), (3728, 53456), (4112, 48464), (6058, 32896), (6682, 29824), (7456, 26728), (8224, 24232), (12116, 16448), (13364, 14912)]