81568630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{57041}}^1$

素因数の和:57072

約数の個数: 32

約数和(自身を含む): 172495008

約数和(自身を除く): 90926378

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 57041, 114082, 285205, 570410, 627451, 741533, 1254902, 1483066, 3137255, 3707665, 6274510, 7415330, 8156863, 16313726, 40784315, 81568630]

約数ペア:

[(1, 81568630), (2, 40784315), (5, 16313726), (10, 8156863), (11, 7415330), (13, 6274510), (22, 3707665), (26, 3137255), (55, 1483066), (65, 1254902), (110, 741533), (130, 627451), (143, 570410), (286, 285205), (715, 114082), (1430, 57041)]