64157225

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:326

約数の個数: 36

約数和(自身を含む): 88660992

約数和(自身を除く): 24503767

約数列:

[1, 5, 11, 25, 55, 121, 127, 167, 275, 605, 635, 835, 1397, 1837, 3025, 3175, 4175, 6985, 9185, 15367, 20207, 21209, 34925, 45925, 76835, 101035, 106045, 233299, 384175, 505175, 530225, 1166495, 2566289, 5832475, 12831445, 64157225]

約数ペア:

[(1, 64157225), (5, 12831445), (11, 5832475), (25, 2566289), (55, 1166495), (121, 530225), (127, 505175), (167, 384175), (275, 233299), (605, 106045), (635, 101035), (835, 76835), (1397, 45925), (1837, 34925), (3025, 21209), (3175, 20207), (4175, 15367), (6985, 9185)]