77930560

素因数分解:

$2^6\times 5^1\times {\mathrm{243533}}^1$

素因数の和:243550

約数の個数: 28

約数和(自身を含む): 185572908

約数和(自身を除く): 107642348

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 243533, 487066, 974132, 1217665, 1948264, 2435330, 3896528, 4870660, 7793056, 9741320, 15586112, 19482640, 38965280, 77930560]

約数ペア:

[(1, 77930560), (2, 38965280), (4, 19482640), (5, 15586112), (8, 9741320), (10, 7793056), (16, 4870660), (20, 3896528), (32, 2435330), (40, 1948264), (64, 1217665), (80, 974132), (160, 487066), (320, 243533)]