153281680

素因数分解:

$2^4\times 5^1\times {\mathrm{1916021}}^1$

素因数の和:1916034

約数の個数: 20

約数和(自身を含む): 356380092

約数和(自身を除く): 203098412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1916021, 3832042, 7664084, 9580105, 15328168, 19160210, 30656336, 38320420, 76640840, 153281680]

約数ペア:

[(1, 153281680), (2, 76640840), (4, 38320420), (5, 30656336), (8, 19160210), (10, 15328168), (16, 9580105), (20, 7664084), (40, 3832042), (80, 1916021)]