80160440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117883}}^1$

素因数の和:117911

約数の個数: 32

約数和(自身を含む): 190972080

約数和(自身を除く): 110811640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 117883, 235766, 471532, 589415, 943064, 1178830, 2004011, 2357660, 4008022, 4715320, 8016044, 10020055, 16032088, 20040110, 40080220, 80160440]

約数ペア:

[(1, 80160440), (2, 40080220), (4, 20040110), (5, 16032088), (8, 10020055), (10, 8016044), (17, 4715320), (20, 4008022), (34, 2357660), (40, 2004011), (68, 1178830), (85, 943064), (136, 589415), (170, 471532), (340, 235766), (680, 117883)]