85905916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 164200960

約数和(自身を除く): 78295044

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 97, 172, 194, 271, 388, 542, 817, 1084, 1634, 1843, 3268, 3686, 4171, 5149, 7372, 8342, 10298, 11653, 16684, 20596, 23306, 26287, 46612, 52574, 79249, 105148, 158498, 221407, 316996, 442814, 499453, 885628, 998906, 1130341, 1997812, 2260682, 4521364, 21476479, 42952958, 85905916]

約数ペア:

[(1, 85905916), (2, 42952958), (4, 21476479), (19, 4521364), (38, 2260682), (43, 1997812), (76, 1130341), (86, 998906), (97, 885628), (172, 499453), (194, 442814), (271, 316996), (388, 221407), (542, 158498), (817, 105148), (1084, 79249), (1634, 52574), (1843, 46612), (3268, 26287), (3686, 23306), (4171, 20596), (5149, 16684), (7372, 11653), (8342, 10298)]