20170123535

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{3217}}^1\times {\mathrm{4339}}^1$

素因数の和:7595

約数の個数: 24

約数和(自身を含む): 25725593040

約数和(自身を除く): 5555469505

約数列:

[1, 5, 17, 85, 289, 1445, 3217, 4339, 16085, 21695, 54689, 73763, 273445, 368815, 929713, 1253971, 4648565, 6269855, 13958563, 69792815, 237295571, 1186477855, 4034024707, 20170123535]

約数ペア:

[(1, 20170123535), (5, 4034024707), (17, 1186477855), (85, 237295571), (289, 69792815), (1445, 13958563), (3217, 6269855), (4339, 4648565), (16085, 1253971), (21695, 929713), (54689, 368815), (73763, 273445)]