79881515

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{11243}}^1$

素因数の和:11291

約数の個数: 24

約数和(自身を含む): 115363440

約数和(自身を除く): 35481925

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 1015, 1421, 7105, 11243, 56215, 78701, 326047, 393505, 550907, 1630235, 2282329, 2754535, 11411645, 15976303, 79881515]

約数ペア:

[(1, 79881515), (5, 15976303), (7, 11411645), (29, 2754535), (35, 2282329), (49, 1630235), (145, 550907), (203, 393505), (245, 326047), (1015, 78701), (1421, 56215), (7105, 11243)]