164842000

素因数分解:

$2^4\times 5^3\times {\mathrm{82421}}^1$

素因数の和:82444

約数の個数: 40

約数和(自身を含む): 398592792

約数和(自身を除く): 233750792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 82421, 164842, 329684, 412105, 659368, 824210, 1318736, 1648420, 2060525, 3296840, 4121050, 6593680, 8242100, 10302625, 16484200, 20605250, 32968400, 41210500, 82421000, 164842000]

約数ペア:

[(1, 164842000), (2, 82421000), (4, 41210500), (5, 32968400), (8, 20605250), (10, 16484200), (16, 10302625), (20, 8242100), (25, 6593680), (40, 4121050), (50, 3296840), (80, 2060525), (100, 1648420), (125, 1318736), (200, 824210), (250, 659368), (400, 412105), (500, 329684), (1000, 164842), (2000, 82421)]