68464695

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1087}}^1$

素因数の和:1144

約数の個数: 64

約数和(自身を含む): 131604480

約数和(自身を除く): 63139785

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 51, 57, 65, 85, 95, 195, 221, 247, 255, 285, 323, 663, 741, 969, 1087, 1105, 1235, 1615, 3261, 3315, 3705, 4199, 4845, 5435, 12597, 14131, 16305, 18479, 20653, 20995, 42393, 55437, 61959, 62985, 70655, 92395, 103265, 211965, 240227, 268489, 277185, 309795, 351101, 720681, 805467, 1053303, 1201135, 1342445, 1755505, 3603405, 4027335, 4564313, 5266515, 13692939, 22821565, 68464695]

約数ペア:

[(1, 68464695), (3, 22821565), (5, 13692939), (13, 5266515), (15, 4564313), (17, 4027335), (19, 3603405), (39, 1755505), (51, 1342445), (57, 1201135), (65, 1053303), (85, 805467), (95, 720681), (195, 351101), (221, 309795), (247, 277185), (255, 268489), (285, 240227), (323, 211965), (663, 103265), (741, 92395), (969, 70655), (1087, 62985), (1105, 61959), (1235, 55437), (1615, 42393), (3261, 20995), (3315, 20653), (3705, 18479), (4199, 16305), (4845, 14131), (5435, 12597)]