163500620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{4637}}^1$

素因数の和:4730

約数の個数: 48

約数和(自身を含む): 359983008

約数和(自身を除く): 196482388

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1763, 3526, 4637, 7052, 8815, 9274, 17630, 18548, 23185, 35260, 46370, 92740, 190117, 199391, 380234, 398782, 760468, 797564, 950585, 996955, 1901170, 1993910, 3802340, 3987820, 8175031, 16350062, 32700124, 40875155, 81750310, 163500620]

約数ペア:

[(1, 163500620), (2, 81750310), (4, 40875155), (5, 32700124), (10, 16350062), (20, 8175031), (41, 3987820), (43, 3802340), (82, 1993910), (86, 1901170), (164, 996955), (172, 950585), (205, 797564), (215, 760468), (410, 398782), (430, 380234), (820, 199391), (860, 190117), (1763, 92740), (3526, 46370), (4637, 35260), (7052, 23185), (8815, 18548), (9274, 17630)]