131088800

素因数分解:

$2^5\times 5^2\times {\mathrm{163861}}^1$

素因数の和:163881

約数の個数: 36

約数和(自身を含む): 320022486

約数和(自身を除く): 188933686

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 163861, 327722, 655444, 819305, 1310888, 1638610, 2621776, 3277220, 4096525, 5243552, 6554440, 8193050, 13108880, 16386100, 26217760, 32772200, 65544400, 131088800]

約数ペア:

[(1, 131088800), (2, 65544400), (4, 32772200), (5, 26217760), (8, 16386100), (10, 13108880), (16, 8193050), (20, 6554440), (25, 5243552), (32, 4096525), (40, 3277220), (50, 2621776), (80, 1638610), (100, 1310888), (160, 819305), (200, 655444), (400, 327722), (800, 163861)]