25614080

素因数分解:

$2^8\times 5^1\times {\mathrm{20011}}^1$

素因数の和:20032

約数の個数: 36

約数和(自身を含む): 61356792

約数和(自身を除く): 35742712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 20011, 40022, 80044, 100055, 160088, 200110, 320176, 400220, 640352, 800440, 1280704, 1600880, 2561408, 3201760, 5122816, 6403520, 12807040, 25614080]

約数ペア:

[(1, 25614080), (2, 12807040), (4, 6403520), (5, 5122816), (8, 3201760), (10, 2561408), (16, 1600880), (20, 1280704), (32, 800440), (40, 640352), (64, 400220), (80, 320176), (128, 200110), (160, 160088), (256, 100055), (320, 80044), (640, 40022), (1280, 20011)]