80220712

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70123}}^1$

素因数の和:70153

約数の個数: 32

約数和(自身を含む): 176712480

約数和(自身を除く): 96491768

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 70123, 140246, 280492, 560984, 771353, 911599, 1542706, 1823198, 3085412, 3646396, 6170824, 7292792, 10027589, 20055178, 40110356, 80220712]

約数ペア:

[(1, 80220712), (2, 40110356), (4, 20055178), (8, 10027589), (11, 7292792), (13, 6170824), (22, 3646396), (26, 3085412), (44, 1823198), (52, 1542706), (88, 911599), (104, 771353), (143, 560984), (286, 280492), (572, 140246), (1144, 70123)]