81241552

素因数分解:

$2^4\times 7^1\times {\mathrm{725371}}^1$

素因数の和:725386

約数の個数: 20

約数和(自身を含む): 179892256

約数和(自身を除く): 98650704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 725371, 1450742, 2901484, 5077597, 5802968, 10155194, 11605936, 20310388, 40620776, 81241552]

約数ペア:

[(1, 81241552), (2, 40620776), (4, 20310388), (7, 11605936), (8, 10155194), (14, 5802968), (16, 5077597), (28, 2901484), (56, 1450742), (112, 725371)]