89857280

素因数分解:

$2^8\times 5^1\times {\mathrm{70201}}^1$

素因数の和:70222

約数の個数: 36

約数和(自身を含む): 215239332

約数和(自身を除く): 125382052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 70201, 140402, 280804, 351005, 561608, 702010, 1123216, 1404020, 2246432, 2808040, 4492864, 5616080, 8985728, 11232160, 17971456, 22464320, 44928640, 89857280]

約数ペア:

[(1, 89857280), (2, 44928640), (4, 22464320), (5, 17971456), (8, 11232160), (10, 8985728), (16, 5616080), (20, 4492864), (32, 2808040), (40, 2246432), (64, 1404020), (80, 1123216), (128, 702010), (160, 561608), (256, 351005), (320, 280804), (640, 140402), (1280, 70201)]