89073280

素因数分解:

$2^7\times 5^1\times {\mathrm{139177}}^1$

素因数の和:139196

約数の個数: 32

約数和(自身を含む): 212942340

約数和(自身を除く): 123869060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 139177, 278354, 556708, 695885, 1113416, 1391770, 2226832, 2783540, 4453664, 5567080, 8907328, 11134160, 17814656, 22268320, 44536640, 89073280]

約数ペア:

[(1, 89073280), (2, 44536640), (4, 22268320), (5, 17814656), (8, 11134160), (10, 8907328), (16, 5567080), (20, 4453664), (32, 2783540), (40, 2226832), (64, 1391770), (80, 1113416), (128, 695885), (160, 556708), (320, 278354), (640, 139177)]