63799580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{245383}}^1$

素因数の和:245405

約数の個数: 24

約数和(自身を含む): 144285792

約数和(自身を除く): 80486212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 245383, 490766, 981532, 1226915, 2453830, 3189979, 4907660, 6379958, 12759916, 15949895, 31899790, 63799580]

約数ペア:

[(1, 63799580), (2, 31899790), (4, 15949895), (5, 12759916), (10, 6379958), (13, 4907660), (20, 3189979), (26, 2453830), (52, 1226915), (65, 981532), (130, 490766), (260, 245383)]