68728985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 97932240

約数和(自身を除く): 29203255

約数列:

[1, 5, 13, 19, 29, 65, 95, 101, 145, 247, 361, 377, 505, 551, 1235, 1313, 1805, 1885, 1919, 2755, 2929, 4693, 6565, 7163, 9595, 10469, 14645, 23465, 24947, 35815, 36461, 38077, 52345, 55651, 124735, 136097, 182305, 190385, 278255, 473993, 680485, 723463, 1057369, 2369965, 3617315, 5286845, 13745797, 68728985]

約数ペア:

[(1, 68728985), (5, 13745797), (13, 5286845), (19, 3617315), (29, 2369965), (65, 1057369), (95, 723463), (101, 680485), (145, 473993), (247, 278255), (361, 190385), (377, 182305), (505, 136097), (551, 124735), (1235, 55651), (1313, 52345), (1805, 38077), (1885, 36461), (1919, 35815), (2755, 24947), (2929, 23465), (4693, 14645), (6565, 10469), (7163, 9595)]