84173705

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 136581120

約数和(自身を除く): 52407415

約数列:

[1, 5, 7, 11, 19, 35, 37, 55, 77, 95, 133, 185, 209, 259, 311, 385, 407, 665, 703, 1045, 1295, 1463, 1555, 2035, 2177, 2849, 3421, 3515, 4921, 5909, 7315, 7733, 10885, 11507, 14245, 17105, 23947, 24605, 29545, 38665, 41363, 54131, 57535, 64999, 80549, 119735, 126577, 206815, 218633, 270655, 324995, 402745, 454993, 632885, 886039, 1093165, 1530431, 2274965, 2404963, 4430195, 7652155, 12024815, 16834741, 84173705]

約数ペア:

[(1, 84173705), (5, 16834741), (7, 12024815), (11, 7652155), (19, 4430195), (35, 2404963), (37, 2274965), (55, 1530431), (77, 1093165), (95, 886039), (133, 632885), (185, 454993), (209, 402745), (259, 324995), (311, 270655), (385, 218633), (407, 206815), (665, 126577), (703, 119735), (1045, 80549), (1295, 64999), (1463, 57535), (1555, 54131), (2035, 41363), (2177, 38665), (2849, 29545), (3421, 24605), (3515, 23947), (4921, 17105), (5909, 14245), (7315, 11507), (7733, 10885)]