780212320960

素因数分解:

$2^6\times 5^1\times {\mathrm{2438163503}}^1$

素因数の和:2438163520

約数の個数: 28

約数和(自身を含む): 1857880590048

約数和(自身を除く): 1077668269088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2438163503, 4876327006, 9752654012, 12190817515, 19505308024, 24381635030, 39010616048, 48763270060, 78021232096, 97526540120, 156042464192, 195053080240, 390106160480, 780212320960]

約数ペア:

[(1, 780212320960), (2, 390106160480), (4, 195053080240), (5, 156042464192), (8, 97526540120), (10, 78021232096), (16, 48763270060), (20, 39010616048), (32, 24381635030), (40, 19505308024), (64, 12190817515), (80, 9752654012), (160, 4876327006), (320, 2438163503)]