78889945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{22637}}^1$

素因数の和:22700

約数の個数: 16

約数和(自身を含む): 102685968

約数和(自身を除く): 23796023

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 22637, 113185, 384829, 928117, 1924145, 4640585, 15777989, 78889945]

約数ペア:

[(1, 78889945), (5, 15777989), (17, 4640585), (41, 1924145), (85, 928117), (205, 384829), (697, 113185), (3485, 22637)]