77688420.000000000

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{78541}}^1$

素因数の和:78662

約数の個数: 20

約数和(自身を含む): 277567428

約数和(自身を除く): 135565300

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 78541, 157082, 314164, 628328, 1256656, 8875133, 17750266, 35500532, 71001064, 142002128]

約数ペア:

[(1, 142002128), (2, 71001064), (4, 35500532), (8, 17750266), (16, 8875133), (113, 1256656), (226, 628328), (452, 314164), (904, 157082), (1808, 78541)]