25212160

素因数分解:

$2^8\times 5^1\times {\mathrm{19697}}^1$

素因数の和:19718

約数の個数: 36

約数和(自身を含む): 60394068

約数和(自身を除く): 35181908

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 19697, 39394, 78788, 98485, 157576, 196970, 315152, 393940, 630304, 787880, 1260608, 1575760, 2521216, 3151520, 5042432, 6303040, 12606080, 25212160]

約数ペア:

[(1, 25212160), (2, 12606080), (4, 6303040), (5, 5042432), (8, 3151520), (10, 2521216), (16, 1575760), (20, 1260608), (32, 787880), (40, 630304), (64, 393940), (80, 315152), (128, 196970), (160, 157576), (256, 98485), (320, 78788), (640, 39394), (1280, 19697)]