66849380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6949}}^1$

素因数の和:7008

約数の個数: 48

約数和(自身を含む): 155290800

約数和(自身を除く): 88441420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 6949, 9620, 13898, 27796, 34745, 69490, 90337, 138980, 180674, 257113, 361348, 451685, 514226, 903370, 1028452, 1285565, 1806740, 2571130, 3342469, 5142260, 6684938, 13369876, 16712345, 33424690, 66849380]

約数ペア:

[(1, 66849380), (2, 33424690), (4, 16712345), (5, 13369876), (10, 6684938), (13, 5142260), (20, 3342469), (26, 2571130), (37, 1806740), (52, 1285565), (65, 1028452), (74, 903370), (130, 514226), (148, 451685), (185, 361348), (260, 257113), (370, 180674), (481, 138980), (740, 90337), (962, 69490), (1924, 34745), (2405, 27796), (4810, 13898), (6949, 9620)]