78829700

素因数分解:

$2^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{5021}}^1$

素因数の和:5192

約数の個数: 36

約数和(自身を含む): 172184292

約数和(自身を除く): 93354592

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 157, 314, 628, 785, 1570, 3140, 3925, 5021, 7850, 10042, 15700, 20084, 25105, 50210, 100420, 125525, 251050, 502100, 788297, 1576594, 3153188, 3941485, 7882970, 15765940, 19707425, 39414850, 78829700]

約数ペア:

[(1, 78829700), (2, 39414850), (4, 19707425), (5, 15765940), (10, 7882970), (20, 3941485), (25, 3153188), (50, 1576594), (100, 788297), (157, 502100), (314, 251050), (628, 125525), (785, 100420), (1570, 50210), (3140, 25105), (3925, 20084), (5021, 15700), (7850, 10042)]