89980160

素因数分解:

$2^8\times 5^1\times {\mathrm{70297}}^1$

素因数の和:70318

約数の個数: 36

約数和(自身を含む): 215533668

約数和(自身を除く): 125553508

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 70297, 140594, 281188, 351485, 562376, 702970, 1124752, 1405940, 2249504, 2811880, 4499008, 5623760, 8998016, 11247520, 17996032, 22495040, 44990080, 89980160]

約数ペア:

[(1, 89980160), (2, 44990080), (4, 22495040), (5, 17996032), (8, 11247520), (10, 8998016), (16, 5623760), (20, 4499008), (32, 2811880), (40, 2249504), (64, 1405940), (80, 1124752), (128, 702970), (160, 562376), (256, 351485), (320, 281188), (640, 140594), (1280, 70297)]