99839680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16421}}^1$

素因数の和:16457

約数の個数: 56

約数和(自身を含む): 250271280

約数和(自身を除く): 150431600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 16421, 32842, 65684, 82105, 131368, 164210, 262736, 311999, 328420, 525472, 623998, 656840, 1050944, 1247996, 1313680, 1559995, 2495992, 2627360, 3119990, 4991984, 5254720, 6239980, 9983968, 12479960, 19967936, 24959920, 49919840, 99839680]

約数ペア:

[(1, 99839680), (2, 49919840), (4, 24959920), (5, 19967936), (8, 12479960), (10, 9983968), (16, 6239980), (19, 5254720), (20, 4991984), (32, 3119990), (38, 2627360), (40, 2495992), (64, 1559995), (76, 1313680), (80, 1247996), (95, 1050944), (152, 656840), (160, 623998), (190, 525472), (304, 328420), (320, 311999), (380, 262736), (608, 164210), (760, 131368), (1216, 82105), (1520, 65684), (3040, 32842), (6080, 16421)]