20161284005

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1\times {\mathrm{2243}}^1$

素因数の和:2725

約数の個数: 32

約数和(自身を含む): 24970011264

約数和(自身を除く): 4808727259

約数列:

[1, 5, 53, 107, 265, 317, 535, 1585, 2243, 5671, 11215, 16801, 28355, 33919, 84005, 118879, 169595, 240001, 594395, 711031, 1200005, 1797707, 3555155, 8988535, 12720053, 37684643, 63600265, 76080317, 188423215, 380401585, 4032256801, 20161284005]

約数ペア:

[(1, 20161284005), (5, 4032256801), (53, 380401585), (107, 188423215), (265, 76080317), (317, 63600265), (535, 37684643), (1585, 12720053), (2243, 8988535), (5671, 3555155), (11215, 1797707), (16801, 1200005), (28355, 711031), (33919, 594395), (84005, 240001), (118879, 169595)]