122981375

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 173287296

約数和(自身を除く): 50305921

約数列:

[1, 5, 11, 25, 47, 55, 121, 125, 173, 235, 275, 517, 605, 865, 1175, 1375, 1903, 2585, 3025, 4325, 5687, 5875, 8131, 9515, 12925, 15125, 20933, 21625, 28435, 40655, 47575, 64625, 89441, 104665, 142175, 203275, 237875, 447205, 523325, 710875, 983851, 1016375, 2236025, 2616625, 4919255, 11180125, 24596275, 122981375]

約数ペア:

[(1, 122981375), (5, 24596275), (11, 11180125), (25, 4919255), (47, 2616625), (55, 2236025), (121, 1016375), (125, 983851), (173, 710875), (235, 523325), (275, 447205), (517, 237875), (605, 203275), (865, 142175), (1175, 104665), (1375, 89441), (1903, 64625), (2585, 47575), (3025, 40655), (4325, 28435), (5687, 21625), (5875, 20933), (8131, 15125), (9515, 12925)]