86521280

素因数分解:

$2^6\times 5^1\times {\mathrm{270379}}^1$

素因数の和:270396

約数の個数: 28

約数和(自身を含む): 206029560

約数和(自身を除く): 119508280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 270379, 540758, 1081516, 1351895, 2163032, 2703790, 4326064, 5407580, 8652128, 10815160, 17304256, 21630320, 43260640, 86521280]

約数ペア:

[(1, 86521280), (2, 43260640), (4, 21630320), (5, 17304256), (8, 10815160), (10, 8652128), (16, 5407580), (20, 4326064), (32, 2703790), (40, 2163032), (64, 1351895), (80, 1081516), (160, 540758), (320, 270379)]