2785665025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{5449}}^1$

素因数の和:5507

約数の個数: 54

約数和(自身を含む): 4112074050

約数和(自身を除く): 1326409025

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 143, 169, 275, 325, 605, 715, 845, 1573, 1859, 3025, 3575, 4225, 5449, 7865, 9295, 20449, 27245, 39325, 46475, 59939, 70837, 102245, 136225, 299695, 354185, 511225, 659329, 779207, 920881, 1498475, 1770925, 3296645, 3896035, 4604405, 8571277, 10129691, 16483225, 19480175, 23022025, 42856385, 50648455, 111426601, 214281925, 253242275, 557133005, 2785665025]

約数ペア:

[(1, 2785665025), (5, 557133005), (11, 253242275), (13, 214281925), (25, 111426601), (55, 50648455), (65, 42856385), (121, 23022025), (143, 19480175), (169, 16483225), (275, 10129691), (325, 8571277), (605, 4604405), (715, 3896035), (845, 3296645), (1573, 1770925), (1859, 1498475), (3025, 920881), (3575, 779207), (4225, 659329), (5449, 511225), (7865, 354185), (9295, 299695), (20449, 136225), (27245, 102245), (39325, 70837), (46475, 59939)]