80030005

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{179}}^1\times {\mathrm{739}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 106293600

約数和(自身を除く): 26263595

約数列:

[1, 5, 11, 55, 121, 179, 605, 739, 895, 1969, 3695, 8129, 9845, 21659, 40645, 89419, 108295, 132281, 447095, 661405, 1455091, 7275455, 16006001, 80030005]

約数ペア:

[(1, 80030005), (5, 16006001), (11, 7275455), (55, 1455091), (121, 661405), (179, 447095), (605, 132281), (739, 108295), (895, 89419), (1969, 40645), (3695, 21659), (8129, 9845)]