81886750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{2707}}^1$

素因数の和:2746

約数の個数: 48

約数和(自身を含む): 168556752

約数和(自身を除く): 86670002

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 125, 242, 250, 275, 550, 605, 1210, 1375, 2707, 2750, 3025, 5414, 6050, 13535, 15125, 27070, 29777, 30250, 59554, 67675, 135350, 148885, 297770, 327547, 338375, 655094, 676750, 744425, 1488850, 1637735, 3275470, 3722125, 7444250, 8188675, 16377350, 40943375, 81886750]

約数ペア:

[(1, 81886750), (2, 40943375), (5, 16377350), (10, 8188675), (11, 7444250), (22, 3722125), (25, 3275470), (50, 1637735), (55, 1488850), (110, 744425), (121, 676750), (125, 655094), (242, 338375), (250, 327547), (275, 297770), (550, 148885), (605, 135350), (1210, 67675), (1375, 59554), (2707, 30250), (2750, 29777), (3025, 27070), (5414, 15125), (6050, 13535)]