20152550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{3331}}^1$

素因数の和:3365

約数の個数: 36

約数和(自身を含む): 41213508

約数和(自身を除く): 21060958

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 550, 605, 1210, 3025, 3331, 6050, 6662, 16655, 33310, 36641, 73282, 83275, 166550, 183205, 366410, 403051, 806102, 916025, 1832050, 2015255, 4030510, 10076275, 20152550]

約数ペア:

[(1, 20152550), (2, 10076275), (5, 4030510), (10, 2015255), (11, 1832050), (22, 916025), (25, 806102), (50, 403051), (55, 366410), (110, 183205), (121, 166550), (242, 83275), (275, 73282), (550, 36641), (605, 33310), (1210, 16655), (3025, 6662), (3331, 6050)]