77894210

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{56039}}^1$

素因数の和:56185

約数の個数: 16

約数和(自身を含む): 141220800

約数和(自身を除く): 63326590

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 56039, 112078, 280195, 560390, 7789421, 15578842, 38947105, 77894210]

約数ペア:

[(1, 77894210), (2, 38947105), (5, 15578842), (10, 7789421), (139, 560390), (278, 280195), (695, 112078), (1390, 56039)]