81699904

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:228

約数の個数: 112

約数和(自身を含む): 194584320

約数和(自身を除く): 112884416

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 79, 88, 104, 113, 143, 158, 176, 208, 226, 286, 316, 352, 416, 452, 572, 632, 704, 832, 869, 904, 1027, 1144, 1243, 1264, 1469, 1738, 1808, 2054, 2288, 2486, 2528, 2938, 3476, 3616, 4108, 4576, 4972, 5056, 5876, 6952, 7232, 8216, 8927, 9152, 9944, 11297, 11752, 13904, 16159, 16432, 17854, 19888, 22594, 23504, 27808, 32318, 32864, 35708, 39776, 45188, 47008, 55616, 64636, 65728, 71416, 79552, 90376, 94016, 98197, 116051, 129272, 142832, 180752, 196394, 232102, 258544, 285664, 361504, 392788, 464204, 517088, 571328, 723008, 785576, 928408, 1034176, 1276561, 1571152, 1856816, 2553122, 3142304, 3713632, 5106244, 6284608, 7427264, 10212488, 20424976, 40849952, 81699904]

約数ペア:

[(1, 81699904), (2, 40849952), (4, 20424976), (8, 10212488), (11, 7427264), (13, 6284608), (16, 5106244), (22, 3713632), (26, 3142304), (32, 2553122), (44, 1856816), (52, 1571152), (64, 1276561), (79, 1034176), (88, 928408), (104, 785576), (113, 723008), (143, 571328), (158, 517088), (176, 464204), (208, 392788), (226, 361504), (286, 285664), (316, 258544), (352, 232102), (416, 196394), (452, 180752), (572, 142832), (632, 129272), (704, 116051), (832, 98197), (869, 94016), (904, 90376), (1027, 79552), (1144, 71416), (1243, 65728), (1264, 64636), (1469, 55616), (1738, 47008), (1808, 45188), (2054, 39776), (2288, 35708), (2486, 32864), (2528, 32318), (2938, 27808), (3476, 23504), (3616, 22594), (4108, 19888), (4576, 17854), (4972, 16432), (5056, 16159), (5876, 13904), (6952, 11752), (7232, 11297), (8216, 9944), (8927, 9152)]