165291460

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{77239}}^1$

素因数の和:77355

約数の個数: 24

約数和(自身を含む): 350360640

約数和(自身を除く): 185069180

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 77239, 154478, 308956, 386195, 772390, 1544780, 8264573, 16529146, 33058292, 41322865, 82645730, 165291460]

約数ペア:

[(1, 165291460), (2, 82645730), (4, 41322865), (5, 33058292), (10, 16529146), (20, 8264573), (107, 1544780), (214, 772390), (428, 386195), (535, 308956), (1070, 154478), (2140, 77239)]