25007880885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{42649}}^1$

素因数の和:42798

約数の個数: 64

約数和(自身を含む): 44940134400

約数和(自身を除く): 19932253515

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 97, 155, 195, 291, 403, 465, 485, 1209, 1261, 1455, 2015, 3007, 3783, 6045, 6305, 9021, 15035, 18915, 39091, 42649, 45105, 117273, 127947, 195455, 213245, 554437, 586365, 639735, 1322119, 1663311, 2772185, 3966357, 4136953, 6610595, 8316555, 12410859, 17187547, 19831785, 20684765, 51562641, 53780389, 62054295, 85937735, 128245543, 161341167, 257813205, 268901945, 384736629, 641227715, 806705835, 1667192059, 1923683145, 5001576177, 8335960295, 25007880885]

約数ペア:

[(1, 25007880885), (3, 8335960295), (5, 5001576177), (13, 1923683145), (15, 1667192059), (31, 806705835), (39, 641227715), (65, 384736629), (93, 268901945), (97, 257813205), (155, 161341167), (195, 128245543), (291, 85937735), (403, 62054295), (465, 53780389), (485, 51562641), (1209, 20684765), (1261, 19831785), (1455, 17187547), (2015, 12410859), (3007, 8316555), (3783, 6610595), (6045, 4136953), (6305, 3966357), (9021, 2772185), (15035, 1663311), (18915, 1322119), (39091, 639735), (42649, 586365), (45105, 554437), (117273, 213245), (127947, 195455)]