77891072

素因数分解:

$2^9\times 7^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:339

約数の個数: 80

約数和(自身を含む): 180440832

約数和(自身を除く): 102549760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 128, 206, 211, 224, 256, 412, 422, 448, 512, 721, 824, 844, 896, 1442, 1477, 1648, 1688, 1792, 2884, 2954, 3296, 3376, 3584, 5768, 5908, 6592, 6752, 11536, 11816, 13184, 13504, 21733, 23072, 23632, 26368, 27008, 43466, 46144, 47264, 52736, 54016, 86932, 92288, 94528, 108032, 152131, 173864, 184576, 189056, 304262, 347728, 369152, 378112, 608524, 695456, 756224, 1217048, 1390912, 2434096, 2781824, 4868192, 5563648, 9736384, 11127296, 19472768, 38945536, 77891072]

約数ペア:

[(1, 77891072), (2, 38945536), (4, 19472768), (7, 11127296), (8, 9736384), (14, 5563648), (16, 4868192), (28, 2781824), (32, 2434096), (56, 1390912), (64, 1217048), (103, 756224), (112, 695456), (128, 608524), (206, 378112), (211, 369152), (224, 347728), (256, 304262), (412, 189056), (422, 184576), (448, 173864), (512, 152131), (721, 108032), (824, 94528), (844, 92288), (896, 86932), (1442, 54016), (1477, 52736), (1648, 47264), (1688, 46144), (1792, 43466), (2884, 27008), (2954, 26368), (3296, 23632), (3376, 23072), (3584, 21733), (5768, 13504), (5908, 13184), (6592, 11816), (6752, 11536)]