208589056

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 451989720

約数和(自身を除く): 243400664

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 233, 256, 269, 416, 466, 538, 832, 932, 1076, 1664, 1864, 2152, 3029, 3328, 3497, 3728, 4304, 6058, 6994, 7456, 8608, 12116, 13988, 14912, 17216, 24232, 27976, 29824, 34432, 48464, 55952, 59648, 62677, 68864, 96928, 111904, 125354, 193856, 223808, 250708, 387712, 447616, 501416, 775424, 814801, 895232, 1002832, 1629602, 2005664, 3259204, 4011328, 6518408, 8022656, 13036816, 16045312, 26073632, 52147264, 104294528, 208589056]

約数ペア:

[(1, 208589056), (2, 104294528), (4, 52147264), (8, 26073632), (13, 16045312), (16, 13036816), (26, 8022656), (32, 6518408), (52, 4011328), (64, 3259204), (104, 2005664), (128, 1629602), (208, 1002832), (233, 895232), (256, 814801), (269, 775424), (416, 501416), (466, 447616), (538, 387712), (832, 250708), (932, 223808), (1076, 193856), (1664, 125354), (1864, 111904), (2152, 96928), (3029, 68864), (3328, 62677), (3497, 59648), (3728, 55952), (4304, 48464), (6058, 34432), (6994, 29824), (7456, 27976), (8608, 24232), (12116, 17216), (13988, 14912)]