6480160

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{401}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 15499512

約数和(自身を除く): 9019352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 401, 404, 505, 802, 808, 1010, 1604, 1616, 2005, 2020, 3208, 3232, 4010, 4040, 6416, 8020, 8080, 12832, 16040, 16160, 32080, 40501, 64160, 81002, 162004, 202505, 324008, 405010, 648016, 810020, 1296032, 1620040, 3240080, 6480160]

約数ペア:

[(1, 6480160), (2, 3240080), (4, 1620040), (5, 1296032), (8, 810020), (10, 648016), (16, 405010), (20, 324008), (32, 202505), (40, 162004), (80, 81002), (101, 64160), (160, 40501), (202, 32080), (401, 16160), (404, 16040), (505, 12832), (802, 8080), (808, 8020), (1010, 6416), (1604, 4040), (1616, 4010), (2005, 3232), (2020, 3208)]