25331470

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 46845216

約数和(自身を除く): 21513746

約数列:

[1, 2, 5, 10, 61, 122, 131, 262, 305, 317, 610, 634, 655, 1310, 1585, 3170, 7991, 15982, 19337, 38674, 39955, 41527, 79910, 83054, 96685, 193370, 207635, 415270, 2533147, 5066294, 12665735, 25331470]

約数ペア:

[(1, 25331470), (2, 12665735), (5, 5066294), (10, 2533147), (61, 415270), (122, 207635), (131, 193370), (262, 96685), (305, 83054), (317, 79910), (610, 41527), (634, 39955), (655, 38674), (1310, 19337), (1585, 15982), (3170, 7991)]