80406064

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{162109}}^1$

素因数の和:162148

約数の個数: 20

約数和(自身を含む): 160813120

約数和(自身を除く): 80407056

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 162109, 324218, 648436, 1296872, 2593744, 5025379, 10050758, 20101516, 40203032, 80406064]

約数ペア:

[(1, 80406064), (2, 40203032), (4, 20101516), (8, 10050758), (16, 5025379), (31, 2593744), (62, 1296872), (124, 648436), (248, 324218), (496, 162109)]