161651776

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1039}}^1$

素因数の和:1092

約数の個数: 112

約数和(自身を含む): 399409920

約数和(自身を除く): 237758144

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 52, 64, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 352, 374, 416, 442, 544, 572, 704, 748, 832, 884, 1039, 1088, 1144, 1496, 1768, 2078, 2288, 2431, 2992, 3536, 4156, 4576, 4862, 5984, 7072, 8312, 9152, 9724, 11429, 11968, 13507, 14144, 16624, 17663, 19448, 22858, 27014, 33248, 35326, 38896, 45716, 54028, 66496, 70652, 77792, 91432, 108056, 141304, 148577, 155584, 182864, 194293, 216112, 229619, 282608, 297154, 365728, 388586, 432224, 459238, 565216, 594308, 731456, 777172, 864448, 918476, 1130432, 1188616, 1554344, 1836952, 2377232, 2525809, 3108688, 3673904, 4754464, 5051618, 6217376, 7347808, 9508928, 10103236, 12434752, 14695616, 20206472, 40412944, 80825888, 161651776]

約数ペア:

[(1, 161651776), (2, 80825888), (4, 40412944), (8, 20206472), (11, 14695616), (13, 12434752), (16, 10103236), (17, 9508928), (22, 7347808), (26, 6217376), (32, 5051618), (34, 4754464), (44, 3673904), (52, 3108688), (64, 2525809), (68, 2377232), (88, 1836952), (104, 1554344), (136, 1188616), (143, 1130432), (176, 918476), (187, 864448), (208, 777172), (221, 731456), (272, 594308), (286, 565216), (352, 459238), (374, 432224), (416, 388586), (442, 365728), (544, 297154), (572, 282608), (704, 229619), (748, 216112), (832, 194293), (884, 182864), (1039, 155584), (1088, 148577), (1144, 141304), (1496, 108056), (1768, 91432), (2078, 77792), (2288, 70652), (2431, 66496), (2992, 54028), (3536, 45716), (4156, 38896), (4576, 35326), (4862, 33248), (5984, 27014), (7072, 22858), (8312, 19448), (9152, 17663), (9724, 16624), (11429, 14144), (11968, 13507)]