25422080

素因数分解:

$2^8\times 5^1\times {\mathrm{19861}}^1$

素因数の和:19882

約数の個数: 36

約数和(自身を含む): 60896892

約数和(自身を除く): 35474812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 19861, 39722, 79444, 99305, 158888, 198610, 317776, 397220, 635552, 794440, 1271104, 1588880, 2542208, 3177760, 5084416, 6355520, 12711040, 25422080]

約数ペア:

[(1, 25422080), (2, 12711040), (4, 6355520), (5, 5084416), (8, 3177760), (10, 2542208), (16, 1588880), (20, 1271104), (32, 794440), (40, 635552), (64, 397220), (80, 317776), (128, 198610), (160, 158888), (256, 99305), (320, 79444), (640, 39722), (1280, 19861)]