77716240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1297}}^1$

素因数の和:1424

約数の個数: 80

約数和(自身を含む): 208593792

約数和(自身を除く): 130877552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 214, 280, 428, 535, 560, 749, 856, 1070, 1297, 1498, 1712, 2140, 2594, 2996, 3745, 4280, 5188, 5992, 6485, 7490, 8560, 9079, 10376, 11984, 12970, 14980, 18158, 20752, 25940, 29960, 36316, 45395, 51880, 59920, 72632, 90790, 103760, 138779, 145264, 181580, 277558, 363160, 555116, 693895, 726320, 971453, 1110232, 1387790, 1942906, 2220464, 2775580, 3885812, 4857265, 5551160, 7771624, 9714530, 11102320, 15543248, 19429060, 38858120, 77716240]

約数ペア:

[(1, 77716240), (2, 38858120), (4, 19429060), (5, 15543248), (7, 11102320), (8, 9714530), (10, 7771624), (14, 5551160), (16, 4857265), (20, 3885812), (28, 2775580), (35, 2220464), (40, 1942906), (56, 1387790), (70, 1110232), (80, 971453), (107, 726320), (112, 693895), (140, 555116), (214, 363160), (280, 277558), (428, 181580), (535, 145264), (560, 138779), (749, 103760), (856, 90790), (1070, 72632), (1297, 59920), (1498, 51880), (1712, 45395), (2140, 36316), (2594, 29960), (2996, 25940), (3745, 20752), (4280, 18158), (5188, 14980), (5992, 12970), (6485, 11984), (7490, 10376), (8560, 9079)]