66561760

素因数分解:

$2^5\times 5^1\times {\mathrm{416011}}^1$

素因数の和:416026

約数の個数: 24

約数和(自身を含む): 157252536

約数和(自身を除く): 90690776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 416011, 832022, 1664044, 2080055, 3328088, 4160110, 6656176, 8320220, 13312352, 16640440, 33280880, 66561760]

約数ペア:

[(1, 66561760), (2, 33280880), (4, 16640440), (5, 13312352), (8, 8320220), (10, 6656176), (16, 4160110), (20, 3328088), (32, 2080055), (40, 1664044), (80, 832022), (160, 416011)]