133047280

素因数分解:

$2^4\times 5^1\times {\mathrm{1663091}}^1$

素因数の和:1663104

約数の個数: 20

約数和(自身を含む): 309335112

約数和(自身を除く): 176287832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1663091, 3326182, 6652364, 8315455, 13304728, 16630910, 26609456, 33261820, 66523640, 133047280]

約数ペア:

[(1, 133047280), (2, 66523640), (4, 33261820), (5, 26609456), (8, 16630910), (10, 13304728), (16, 8315455), (20, 6652364), (40, 3326182), (80, 1663091)]