68708416

素因数分解:

$2^6\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1489}}^1$

素因数の和:1611

約数の個数: 56

約数和(自身を含む): 157439360

約数和(自身を除く): 88730944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 206, 224, 412, 448, 721, 824, 1442, 1489, 1648, 2884, 2978, 3296, 5768, 5956, 6592, 10423, 11536, 11912, 20846, 23072, 23824, 41692, 46144, 47648, 83384, 95296, 153367, 166768, 306734, 333536, 613468, 667072, 1073569, 1226936, 2147138, 2453872, 4294276, 4907744, 8588552, 9815488, 17177104, 34354208, 68708416]

約数ペア:

[(1, 68708416), (2, 34354208), (4, 17177104), (7, 9815488), (8, 8588552), (14, 4907744), (16, 4294276), (28, 2453872), (32, 2147138), (56, 1226936), (64, 1073569), (103, 667072), (112, 613468), (206, 333536), (224, 306734), (412, 166768), (448, 153367), (721, 95296), (824, 83384), (1442, 47648), (1489, 46144), (1648, 41692), (2884, 23824), (2978, 23072), (3296, 20846), (5768, 11912), (5956, 11536), (6592, 10423)]