15678080005

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{120383}}^1$

素因数の和:120517

約数の個数: 24

約数和(自身を含む): 21859808256

約数和(自身を除く): 6181728251

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 3721, 18605, 26047, 120383, 130235, 601915, 842681, 4213405, 7343363, 36716815, 51403541, 257017705, 447945143, 2239725715, 3135616001, 15678080005]

約数ペア:

[(1, 15678080005), (5, 3135616001), (7, 2239725715), (35, 447945143), (61, 257017705), (305, 51403541), (427, 36716815), (2135, 7343363), (3721, 4213405), (18605, 842681), (26047, 601915), (120383, 130235)]