71613040

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{8863}}^1$

素因数の和:8977

約数の個数: 40

約数和(自身を含む): 168167808

約数和(自身を除く): 96554768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 8863, 17726, 35452, 44315, 70904, 88630, 141808, 177260, 354520, 709040, 895163, 1790326, 3580652, 4475815, 7161304, 8951630, 14322608, 17903260, 35806520, 71613040]

約数ペア:

[(1, 71613040), (2, 35806520), (4, 17903260), (5, 14322608), (8, 8951630), (10, 7161304), (16, 4475815), (20, 3580652), (40, 1790326), (80, 895163), (101, 709040), (202, 354520), (404, 177260), (505, 141808), (808, 88630), (1010, 70904), (1616, 44315), (2020, 35452), (4040, 17726), (8080, 8863)]