78880255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{10427}}^1$

素因数の和:10538

約数の個数: 16

約数和(自身を含む): 101360160

約数和(自身を除く): 22479905

約数列:

[1, 5, 17, 85, 89, 445, 1513, 7565, 10427, 52135, 177259, 886295, 928003, 4640015, 15776051, 78880255]

約数ペア:

[(1, 78880255), (5, 15776051), (17, 4640015), (85, 928003), (89, 886295), (445, 177259), (1513, 52135), (7565, 10427)]