80126080

素因数分解:

$2^7\times 5^1\times {\mathrm{125197}}^1$

素因数の和:125216

約数の個数: 32

約数和(自身を含む): 191552940

約数和(自身を除く): 111426860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 125197, 250394, 500788, 625985, 1001576, 1251970, 2003152, 2503940, 4006304, 5007880, 8012608, 10015760, 16025216, 20031520, 40063040, 80126080]

約数ペア:

[(1, 80126080), (2, 40063040), (4, 20031520), (5, 16025216), (8, 10015760), (10, 8012608), (16, 5007880), (20, 4006304), (32, 2503940), (40, 2003152), (64, 1251970), (80, 1001576), (128, 625985), (160, 500788), (320, 250394), (640, 125197)]