83880640

素因数分解:

$2^6\times 5^1\times {\mathrm{262127}}^1$

素因数の和:262144

約数の個数: 28

約数和(自身を含む): 199741536

約数和(自身を除く): 115860896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 262127, 524254, 1048508, 1310635, 2097016, 2621270, 4194032, 5242540, 8388064, 10485080, 16776128, 20970160, 41940320, 83880640]

約数ペア:

[(1, 83880640), (2, 41940320), (4, 20970160), (5, 16776128), (8, 10485080), (10, 8388064), (16, 5242540), (20, 4194032), (32, 2621270), (40, 2097016), (64, 1310635), (80, 1048508), (160, 524254), (320, 262127)]