51215060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{701}}^1$

素因数の和:1004

約数の個数: 48

約数和(自身を含む): 116402832

約数和(自身を除く): 65187772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 281, 562, 701, 1124, 1402, 1405, 2804, 2810, 3505, 3653, 5620, 7010, 7306, 9113, 14020, 14612, 18226, 18265, 36452, 36530, 45565, 73060, 91130, 182260, 196981, 393962, 787924, 984905, 1969810, 2560753, 3939620, 5121506, 10243012, 12803765, 25607530, 51215060]

約数ペア:

[(1, 51215060), (2, 25607530), (4, 12803765), (5, 10243012), (10, 5121506), (13, 3939620), (20, 2560753), (26, 1969810), (52, 984905), (65, 787924), (130, 393962), (260, 196981), (281, 182260), (562, 91130), (701, 73060), (1124, 45565), (1402, 36530), (1405, 36452), (2804, 18265), (2810, 18226), (3505, 14612), (3653, 14020), (5620, 9113), (7010, 7306)]