85921264

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2$

素因数の和:143

約数の個数: 120

約数和(自身を含む): 211580208

約数和(自身を除く): 125658944

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 47, 52, 68, 88, 94, 104, 136, 143, 176, 187, 188, 208, 221, 272, 286, 374, 376, 442, 517, 572, 611, 748, 752, 799, 884, 1034, 1144, 1222, 1496, 1598, 1768, 2068, 2209, 2288, 2431, 2444, 2992, 3196, 3536, 4136, 4418, 4862, 4888, 6392, 6721, 8272, 8789, 8836, 9724, 9776, 10387, 12784, 13442, 17578, 17672, 19448, 20774, 24299, 26884, 28717, 35156, 35344, 37553, 38896, 41548, 48598, 53768, 57434, 70312, 75106, 83096, 97196, 107536, 114257, 114868, 140624, 150212, 166192, 194392, 228514, 229736, 300424, 315887, 388784, 413083, 457028, 459472, 488189, 600848, 631774, 826166, 914056, 976378, 1263548, 1652332, 1828112, 1952756, 2527096, 3304664, 3905512, 5054192, 5370079, 6609328, 7811024, 10740158, 21480316, 42960632, 85921264]

約数ペア:

[(1, 85921264), (2, 42960632), (4, 21480316), (8, 10740158), (11, 7811024), (13, 6609328), (16, 5370079), (17, 5054192), (22, 3905512), (26, 3304664), (34, 2527096), (44, 1952756), (47, 1828112), (52, 1652332), (68, 1263548), (88, 976378), (94, 914056), (104, 826166), (136, 631774), (143, 600848), (176, 488189), (187, 459472), (188, 457028), (208, 413083), (221, 388784), (272, 315887), (286, 300424), (374, 229736), (376, 228514), (442, 194392), (517, 166192), (572, 150212), (611, 140624), (748, 114868), (752, 114257), (799, 107536), (884, 97196), (1034, 83096), (1144, 75106), (1222, 70312), (1496, 57434), (1598, 53768), (1768, 48598), (2068, 41548), (2209, 38896), (2288, 37553), (2431, 35344), (2444, 35156), (2992, 28717), (3196, 26884), (3536, 24299), (4136, 20774), (4418, 19448), (4862, 17672), (4888, 17578), (6392, 13442), (6721, 12784), (8272, 10387), (8789, 9776), (8836, 9724)]