80016160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71443}}^1$

素因数の和:71465

約数の個数: 48

約数和(自身を含む): 216046656

約数和(自身を除く): 136030496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 71443, 142886, 285772, 357215, 500101, 571544, 714430, 1000202, 1143088, 1428860, 2000404, 2286176, 2500505, 2857720, 4000808, 5001010, 5715440, 8001616, 10002020, 11430880, 16003232, 20004040, 40008080, 80016160]

約数ペア:

[(1, 80016160), (2, 40008080), (4, 20004040), (5, 16003232), (7, 11430880), (8, 10002020), (10, 8001616), (14, 5715440), (16, 5001010), (20, 4000808), (28, 2857720), (32, 2500505), (35, 2286176), (40, 2000404), (56, 1428860), (70, 1143088), (80, 1000202), (112, 714430), (140, 571544), (160, 500101), (224, 357215), (280, 285772), (560, 142886), (1120, 71443)]