81905044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{937}}^1$

素因数の和:1036

約数の個数: 36

約数和(自身を含む): 158385052

約数和(自身を除く): 76480008

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 937, 1066, 1681, 1874, 2132, 3362, 3748, 6724, 12181, 21853, 24362, 38417, 43706, 48724, 76834, 87412, 153668, 499421, 998842, 1575097, 1997684, 3150194, 6300388, 20476261, 40952522, 81905044]

約数ペア:

[(1, 81905044), (2, 40952522), (4, 20476261), (13, 6300388), (26, 3150194), (41, 1997684), (52, 1575097), (82, 998842), (164, 499421), (533, 153668), (937, 87412), (1066, 76834), (1681, 48724), (1874, 43706), (2132, 38417), (3362, 24362), (3748, 21853), (6724, 12181)]