858128415905

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1\times {\mathrm{16183}}^1$

素因数の和:16913

約数の個数: 32

約数和(自身を含む): 1045227456000

約数和(自身を除く): 187099040095

約数列:

[1, 5, 137, 199, 389, 685, 995, 1945, 16183, 27263, 53293, 77411, 80915, 136315, 266465, 387055, 2217071, 3220417, 6295187, 10605307, 11085355, 16102085, 31475935, 53026535, 441197129, 862440619, 1252742213, 2205985645, 4312203095, 6263711065, 171625683181, 858128415905]

約数ペア:

[(1, 858128415905), (5, 171625683181), (137, 6263711065), (199, 4312203095), (389, 2205985645), (685, 1252742213), (995, 862440619), (1945, 441197129), (16183, 53026535), (27263, 31475935), (53293, 16102085), (77411, 11085355), (80915, 10605307), (136315, 6295187), (266465, 3220417), (387055, 2217071)]