90281125

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 127475712

約数和(自身を除く): 37194587

約数列:

[1, 5, 11, 25, 47, 55, 121, 125, 127, 235, 275, 517, 605, 635, 1175, 1375, 1397, 2585, 3025, 3175, 5687, 5875, 5969, 6985, 12925, 15125, 15367, 15875, 28435, 29845, 34925, 64625, 65659, 76835, 142175, 149225, 174625, 328295, 384175, 710875, 722249, 746125, 1641475, 1920875, 3611245, 8207375, 18056225, 90281125]

約数ペア:

[(1, 90281125), (5, 18056225), (11, 8207375), (25, 3611245), (47, 1920875), (55, 1641475), (121, 746125), (125, 722249), (127, 710875), (235, 384175), (275, 328295), (517, 174625), (605, 149225), (635, 142175), (1175, 76835), (1375, 65659), (1397, 64625), (2585, 34925), (3025, 29845), (3175, 28435), (5687, 15875), (5875, 15367), (5969, 15125), (6985, 12925)]