164039598440

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{40603861}}^1$

素因数の和:40603973

約数の個数: 32

約数和(自身を含む): 372743453160

約数和(自身を除く): 208703854720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 40603861, 81207722, 162415444, 203019305, 324830888, 406038610, 812077220, 1624154440, 4100989961, 8201979922, 16403959844, 20504949805, 32807919688, 41009899610, 82019799220, 164039598440]

約数ペア:

[(1, 164039598440), (2, 82019799220), (4, 41009899610), (5, 32807919688), (8, 20504949805), (10, 16403959844), (20, 8201979922), (40, 4100989961), (101, 1624154440), (202, 812077220), (404, 406038610), (505, 324830888), (808, 203019305), (1010, 162415444), (2020, 81207722), (4040, 40603861)]