72391805

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{6991}}^1$

素因数の和:7124

約数の個数: 16

約数和(自身を含む): 92294400

約数和(自身を除く): 19902595

約数列:

[1, 5, 19, 95, 109, 545, 2071, 6991, 10355, 34955, 132829, 664145, 762019, 3810095, 14478361, 72391805]

約数ペア:

[(1, 72391805), (5, 14478361), (19, 3810095), (95, 762019), (109, 664145), (545, 132829), (2071, 34955), (6991, 10355)]