157427534420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{605490517}}^1$

素因数の和:605490539

約数の個数: 24

約数和(自身を含む): 356028424584

約数和(自身を除く): 198600890164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 605490517, 1210981034, 2421962068, 3027452585, 6054905170, 7871376721, 12109810340, 15742753442, 31485506884, 39356883605, 78713767210, 157427534420]

約数ペア:

[(1, 157427534420), (2, 78713767210), (4, 39356883605), (5, 31485506884), (10, 15742753442), (13, 12109810340), (20, 7871376721), (26, 6054905170), (52, 3027452585), (65, 2421962068), (130, 1210981034), (260, 605490517)]