71901080

素因数分解:

$2^3\times 5^1\times {\mathrm{1153}}^1\times {\mathrm{1559}}^1$

素因数の和:2723

約数の個数: 32

約数和(自身を含む): 162021600

約数和(自身を除く): 90120520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1153, 1559, 2306, 3118, 4612, 5765, 6236, 7795, 9224, 11530, 12472, 15590, 23060, 31180, 46120, 62360, 1797527, 3595054, 7190108, 8987635, 14380216, 17975270, 35950540, 71901080]

約数ペア:

[(1, 71901080), (2, 35950540), (4, 17975270), (5, 14380216), (8, 8987635), (10, 7190108), (20, 3595054), (40, 1797527), (1153, 62360), (1559, 46120), (2306, 31180), (3118, 23060), (4612, 15590), (5765, 12472), (6236, 11530), (7795, 9224)]