161950640

素因数分解:

$2^4\times 5^1\times {\mathrm{2024383}}^1$

素因数の和:2024396

約数の個数: 20

約数和(自身を含む): 376535424

約数和(自身を除く): 214584784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2024383, 4048766, 8097532, 10121915, 16195064, 20243830, 32390128, 40487660, 80975320, 161950640]

約数ペア:

[(1, 161950640), (2, 80975320), (4, 40487660), (5, 32390128), (8, 20243830), (10, 16195064), (16, 10121915), (20, 8097532), (40, 4048766), (80, 2024383)]