80581592

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1559}}^1$

素因数の和:1656

約数の個数: 64

約数和(自身を含む): 188697600

約数和(自身を除く): 108116008

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 71, 91, 104, 142, 182, 284, 364, 497, 568, 728, 923, 994, 1559, 1846, 1988, 3118, 3692, 3976, 6236, 6461, 7384, 10913, 12472, 12922, 20267, 21826, 25844, 40534, 43652, 51688, 81068, 87304, 110689, 141869, 162136, 221378, 283738, 442756, 567476, 774823, 885512, 1134952, 1438957, 1549646, 2877914, 3099292, 5755828, 6198584, 10072699, 11511656, 20145398, 40290796, 80581592]

約数ペア:

[(1, 80581592), (2, 40290796), (4, 20145398), (7, 11511656), (8, 10072699), (13, 6198584), (14, 5755828), (26, 3099292), (28, 2877914), (52, 1549646), (56, 1438957), (71, 1134952), (91, 885512), (104, 774823), (142, 567476), (182, 442756), (284, 283738), (364, 221378), (497, 162136), (568, 141869), (728, 110689), (923, 87304), (994, 81068), (1559, 51688), (1846, 43652), (1988, 40534), (3118, 25844), (3692, 21826), (3976, 20267), (6236, 12922), (6461, 12472), (7384, 10913)]