89958995

素因数分解:

$5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 126465408

約数和(自身を除く): 36506413

約数列:

[1, 5, 7, 35, 73, 137, 257, 365, 511, 685, 959, 1285, 1799, 2555, 4795, 8995, 10001, 18761, 35209, 50005, 70007, 93805, 131327, 176045, 246463, 350035, 656635, 1232315, 2570257, 12851285, 17991799, 89958995]

約数ペア:

[(1, 89958995), (5, 17991799), (7, 12851285), (35, 2570257), (73, 1232315), (137, 656635), (257, 350035), (365, 246463), (511, 176045), (685, 131327), (959, 93805), (1285, 70007), (1799, 50005), (2555, 35209), (4795, 18761), (8995, 10001)]