256215530

素因数分解:

$2^1\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{18661}}^1$

素因数の和:20041

約数の個数: 16

約数和(自身を含む): 461548584

約数和(自身を除く): 205333054

約数列:

[1, 2, 5, 10, 1373, 2746, 6865, 13730, 18661, 37322, 93305, 186610, 25621553, 51243106, 128107765, 256215530]

約数ペア:

[(1, 256215530), (2, 128107765), (5, 51243106), (10, 25621553), (1373, 186610), (2746, 93305), (6865, 37322), (13730, 18661)]