78772340

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{38239}}^1$

素因数の和:38351

約数の個数: 24

約数和(自身を含む): 167032320

約数和(自身を除く): 88259980

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 38239, 76478, 152956, 191195, 382390, 764780, 3938617, 7877234, 15754468, 19693085, 39386170, 78772340]

約数ペア:

[(1, 78772340), (2, 39386170), (4, 19693085), (5, 15754468), (10, 7877234), (20, 3938617), (103, 764780), (206, 382390), (412, 191195), (515, 152956), (1030, 76478), (2060, 38239)]