161700680

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{86011}}^1$

素因数の和:86069

約数の個数: 32

約数和(自身を含む): 371571840

約数和(自身を除く): 209871160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 86011, 172022, 344044, 430055, 688088, 860110, 1720220, 3440440, 4042517, 8085034, 16170068, 20212585, 32340136, 40425170, 80850340, 161700680]

約数ペア:

[(1, 161700680), (2, 80850340), (4, 40425170), (5, 32340136), (8, 20212585), (10, 16170068), (20, 8085034), (40, 4042517), (47, 3440440), (94, 1720220), (188, 860110), (235, 688088), (376, 430055), (470, 344044), (940, 172022), (1880, 86011)]