78457130

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{110503}}^1$

素因数の和:110581

約数の個数: 16

約数和(自身を含む): 143213184

約数和(自身を除く): 64756054

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 110503, 221006, 552515, 1105030, 7845713, 15691426, 39228565, 78457130]

約数ペア:

[(1, 78457130), (2, 39228565), (5, 15691426), (10, 7845713), (71, 1105030), (142, 552515), (355, 221006), (710, 110503)]