89780656

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 205542400

約数和(自身を除く): 115761744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 79, 112, 139, 146, 158, 278, 292, 316, 511, 553, 556, 584, 632, 973, 1022, 1106, 1112, 1168, 1264, 1946, 2044, 2212, 2224, 3892, 4088, 4424, 5767, 7784, 8176, 8848, 10147, 10981, 11534, 15568, 20294, 21962, 23068, 40369, 40588, 43924, 46136, 71029, 76867, 80738, 81176, 87848, 92272, 142058, 153734, 161476, 162352, 175696, 284116, 307468, 322952, 568232, 614936, 645904, 801613, 1136464, 1229872, 1603226, 3206452, 5611291, 6412904, 11222582, 12825808, 22445164, 44890328, 89780656]

約数ペア:

[(1, 89780656), (2, 44890328), (4, 22445164), (7, 12825808), (8, 11222582), (14, 6412904), (16, 5611291), (28, 3206452), (56, 1603226), (73, 1229872), (79, 1136464), (112, 801613), (139, 645904), (146, 614936), (158, 568232), (278, 322952), (292, 307468), (316, 284116), (511, 175696), (553, 162352), (556, 161476), (584, 153734), (632, 142058), (973, 92272), (1022, 87848), (1106, 81176), (1112, 80738), (1168, 76867), (1264, 71029), (1946, 46136), (2044, 43924), (2212, 40588), (2224, 40369), (3892, 23068), (4088, 21962), (4424, 20294), (5767, 15568), (7784, 11534), (8176, 10981), (8848, 10147)]