86397025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^4$

素因数の和:84

約数の個数: 45

約数和(自身を含む): 127569743

約数和(自身を除く): 41172718

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 143, 169, 275, 325, 605, 715, 845, 1573, 1859, 2197, 3025, 3575, 4225, 7865, 9295, 10985, 20449, 24167, 28561, 39325, 46475, 54925, 102245, 120835, 142805, 265837, 314171, 511225, 604175, 714025, 1329185, 1570855, 3455881, 6645925, 7854275, 17279405, 86397025]

約数ペア:

[(1, 86397025), (5, 17279405), (11, 7854275), (13, 6645925), (25, 3455881), (55, 1570855), (65, 1329185), (121, 714025), (143, 604175), (169, 511225), (275, 314171), (325, 265837), (605, 142805), (715, 120835), (845, 102245), (1573, 54925), (1859, 46475), (2197, 39325), (3025, 28561), (3575, 24167), (4225, 20449), (7865, 10985)]