78143290

素因数分解:

$2^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{27809}}^1$

素因数の和:28097

約数の個数: 16

約数和(自身を含む): 141163560

約数和(自身を除く): 63020270

約数列:

[1, 2, 5, 10, 281, 562, 1405, 2810, 27809, 55618, 139045, 278090, 7814329, 15628658, 39071645, 78143290]

約数ペア:

[(1, 78143290), (2, 39071645), (5, 15628658), (10, 7814329), (281, 278090), (562, 139045), (1405, 55618), (2810, 27809)]