201697280

素因数分解:

$2^{11}\times 5^1\times {\mathrm{19697}}^1$

素因数の和:19724

約数の個数: 48

約数和(自身を含む): 483979860

約数和(自身を除く): 282282580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 19697, 39394, 78788, 98485, 157576, 196970, 315152, 393940, 630304, 787880, 1260608, 1575760, 2521216, 3151520, 5042432, 6303040, 10084864, 12606080, 20169728, 25212160, 40339456, 50424320, 100848640, 201697280]

約数ペア:

[(1, 201697280), (2, 100848640), (4, 50424320), (5, 40339456), (8, 25212160), (10, 20169728), (16, 12606080), (20, 10084864), (32, 6303040), (40, 5042432), (64, 3151520), (80, 2521216), (128, 1575760), (160, 1260608), (256, 787880), (320, 630304), (512, 393940), (640, 315152), (1024, 196970), (1280, 157576), (2048, 98485), (2560, 78788), (5120, 39394), (10240, 19697)]