77605040

素因数分解:

$2^4\times 5^1\times {\mathrm{970063}}^1$

素因数の和:970076

約数の個数: 20

約数和(自身を含む): 180431904

約数和(自身を除く): 102826864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 970063, 1940126, 3880252, 4850315, 7760504, 9700630, 15521008, 19401260, 38802520, 77605040]

約数ペア:

[(1, 77605040), (2, 38802520), (4, 19401260), (5, 15521008), (8, 9700630), (10, 7760504), (16, 4850315), (20, 3880252), (40, 1940126), (80, 970063)]