161716480

素因数分解:

$2^8\times 5^1\times {\mathrm{126341}}^1$

素因数の和:126362

約数の個数: 36

約数和(自身を含む): 387364572

約数和(自身を除く): 225648092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 126341, 252682, 505364, 631705, 1010728, 1263410, 2021456, 2526820, 4042912, 5053640, 8085824, 10107280, 16171648, 20214560, 32343296, 40429120, 80858240, 161716480]

約数ペア:

[(1, 161716480), (2, 80858240), (4, 40429120), (5, 32343296), (8, 20214560), (10, 16171648), (16, 10107280), (20, 8085824), (32, 5053640), (40, 4042912), (64, 2526820), (80, 2021456), (128, 1263410), (160, 1010728), (256, 631705), (320, 505364), (640, 252682), (1280, 126341)]