68108865

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 125908992

約数和(自身を除く): 57800127

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 131, 137, 165, 253, 345, 393, 411, 655, 685, 759, 1265, 1441, 1507, 1965, 2055, 3013, 3151, 3795, 4323, 4521, 7205, 7535, 9039, 9453, 15065, 15755, 17947, 21615, 22605, 33143, 34661, 45195, 47265, 53841, 89735, 99429, 103983, 165715, 173305, 197417, 269205, 412781, 497145, 519915, 592251, 987085, 1238343, 2063905, 2961255, 4540591, 6191715, 13621773, 22702955, 68108865]

約数ペア:

[(1, 68108865), (3, 22702955), (5, 13621773), (11, 6191715), (15, 4540591), (23, 2961255), (33, 2063905), (55, 1238343), (69, 987085), (115, 592251), (131, 519915), (137, 497145), (165, 412781), (253, 269205), (345, 197417), (393, 173305), (411, 165715), (655, 103983), (685, 99429), (759, 89735), (1265, 53841), (1441, 47265), (1507, 45195), (1965, 34661), (2055, 33143), (3013, 22605), (3151, 21615), (3795, 17947), (4323, 15755), (4521, 15065), (7205, 9453), (7535, 9039)]