78090085

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{967}}^1$

素因数の和:1524

約数の個数: 16

約数和(自身を含む): 97016832

約数和(自身を除く): 18926747

約数列:

[1, 5, 31, 155, 521, 967, 2605, 4835, 16151, 29977, 80755, 149885, 503807, 2519035, 15618017, 78090085]

約数ペア:

[(1, 78090085), (5, 15618017), (31, 2519035), (155, 503807), (521, 149885), (967, 80755), (2605, 29977), (4835, 16151)]