164342320

素因数分解:

$2^4\times 5^1\times {\mathrm{1301}}^1\times {\mathrm{1579}}^1$

素因数の和:2893

約数の個数: 40

約数和(自身を含む): 382631760

約数和(自身を除く): 218289440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1301, 1579, 2602, 3158, 5204, 6316, 6505, 7895, 10408, 12632, 13010, 15790, 20816, 25264, 26020, 31580, 52040, 63160, 104080, 126320, 2054279, 4108558, 8217116, 10271395, 16434232, 20542790, 32868464, 41085580, 82171160, 164342320]

約数ペア:

[(1, 164342320), (2, 82171160), (4, 41085580), (5, 32868464), (8, 20542790), (10, 16434232), (16, 10271395), (20, 8217116), (40, 4108558), (80, 2054279), (1301, 126320), (1579, 104080), (2602, 63160), (3158, 52040), (5204, 31580), (6316, 26020), (6505, 25264), (7895, 20816), (10408, 15790), (12632, 13010)]