80774360

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{10463}}^1$

素因数の和:10667

約数の個数: 32

約数和(自身を含む): 182701440

約数和(自身を除く): 101927080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 10463, 20926, 41852, 52315, 83704, 104630, 209260, 418520, 2019359, 4038718, 8077436, 10096795, 16154872, 20193590, 40387180, 80774360]

約数ペア:

[(1, 80774360), (2, 40387180), (4, 20193590), (5, 16154872), (8, 10096795), (10, 8077436), (20, 4038718), (40, 2019359), (193, 418520), (386, 209260), (772, 104630), (965, 83704), (1544, 52315), (1930, 41852), (3860, 20926), (7720, 10463)]