77031640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2671}}^1$

素因数の和:2792

約数の個数: 64

約数和(自身を含む): 200079360

約数和(自身を除く): 123047720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 721, 824, 1030, 1442, 2060, 2671, 2884, 3605, 4120, 5342, 5768, 7210, 10684, 13355, 14420, 18697, 21368, 26710, 28840, 37394, 53420, 74788, 93485, 106840, 149576, 186970, 275113, 373940, 550226, 747880, 1100452, 1375565, 1925791, 2200904, 2751130, 3851582, 5502260, 7703164, 9628955, 11004520, 15406328, 19257910, 38515820, 77031640]

約数ペア:

[(1, 77031640), (2, 38515820), (4, 19257910), (5, 15406328), (7, 11004520), (8, 9628955), (10, 7703164), (14, 5502260), (20, 3851582), (28, 2751130), (35, 2200904), (40, 1925791), (56, 1375565), (70, 1100452), (103, 747880), (140, 550226), (206, 373940), (280, 275113), (412, 186970), (515, 149576), (721, 106840), (824, 93485), (1030, 74788), (1442, 53420), (2060, 37394), (2671, 28840), (2884, 26710), (3605, 21368), (4120, 18697), (5342, 14420), (5768, 13355), (7210, 10684)]