85664540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17341}}^1$

素因数の和:17382

約数の個数: 48

約数和(自身を含む): 203941920

約数和(自身を除く): 118277380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 17341, 34682, 69364, 86705, 173410, 225433, 329479, 346820, 450866, 658958, 901732, 1127165, 1317916, 1647395, 2254330, 3294790, 4283227, 4508660, 6589580, 8566454, 17132908, 21416135, 42832270, 85664540]

約数ペア:

[(1, 85664540), (2, 42832270), (4, 21416135), (5, 17132908), (10, 8566454), (13, 6589580), (19, 4508660), (20, 4283227), (26, 3294790), (38, 2254330), (52, 1647395), (65, 1317916), (76, 1127165), (95, 901732), (130, 658958), (190, 450866), (247, 346820), (260, 329479), (380, 225433), (494, 173410), (988, 86705), (1235, 69364), (2470, 34682), (4940, 17341)]