90640345

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{24799}}^1$

素因数の和:24864

約数の個数: 16

約数和(自身を含む): 117849600

約数和(自身を除く): 27209255

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 24799, 123995, 421583, 1066357, 2107915, 5331785, 18128069, 90640345]

約数ペア:

[(1, 90640345), (5, 18128069), (17, 5331785), (43, 2107915), (85, 1066357), (215, 421583), (731, 123995), (3655, 24799)]