64271305

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{991}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 94279680

約数和(自身を除く): 30008375

約数列:

[1, 5, 7, 17, 35, 85, 109, 119, 545, 595, 763, 991, 1853, 3815, 4955, 6937, 9265, 12971, 16847, 34685, 64855, 84235, 108019, 117929, 540095, 589645, 756133, 1836323, 3780665, 9181615, 12854261, 64271305]

約数ペア:

[(1, 64271305), (5, 12854261), (7, 9181615), (17, 3780665), (35, 1836323), (85, 756133), (109, 589645), (119, 540095), (545, 117929), (595, 108019), (763, 84235), (991, 64855), (1853, 34685), (3815, 16847), (4955, 12971), (6937, 9265)]