64020605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 86486400

約数和(自身を除く): 22465795

約数列:

[1, 5, 11, 55, 59, 109, 181, 295, 545, 649, 905, 1199, 1991, 3245, 5995, 6431, 9955, 10679, 19729, 32155, 53395, 70741, 98645, 117469, 217019, 353705, 587345, 1085095, 1164011, 5820055, 12804121, 64020605]

約数ペア:

[(1, 64020605), (5, 12804121), (11, 5820055), (55, 1164011), (59, 1085095), (109, 587345), (181, 353705), (295, 217019), (545, 117469), (649, 98645), (905, 70741), (1199, 53395), (1991, 32155), (3245, 19729), (5995, 10679), (6431, 9955)]