64555568

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{859}}^1$

素因数の和:946

約数の個数: 80

約数和(自身を含む): 158680320

約数和(自身を除く): 94124752

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 61, 77, 88, 112, 122, 154, 176, 244, 308, 427, 488, 616, 671, 854, 859, 976, 1232, 1342, 1708, 1718, 2684, 3416, 3436, 4697, 5368, 6013, 6832, 6872, 9394, 9449, 10736, 12026, 13744, 18788, 18898, 24052, 37576, 37796, 48104, 52399, 66143, 75152, 75592, 96208, 104798, 132286, 151184, 209596, 264572, 366793, 419192, 529144, 576389, 733586, 838384, 1058288, 1152778, 1467172, 2305556, 2934344, 4034723, 4611112, 5868688, 8069446, 9222224, 16138892, 32277784, 64555568]

約数ペア:

[(1, 64555568), (2, 32277784), (4, 16138892), (7, 9222224), (8, 8069446), (11, 5868688), (14, 4611112), (16, 4034723), (22, 2934344), (28, 2305556), (44, 1467172), (56, 1152778), (61, 1058288), (77, 838384), (88, 733586), (112, 576389), (122, 529144), (154, 419192), (176, 366793), (244, 264572), (308, 209596), (427, 151184), (488, 132286), (616, 104798), (671, 96208), (854, 75592), (859, 75152), (976, 66143), (1232, 52399), (1342, 48104), (1708, 37796), (1718, 37576), (2684, 24052), (3416, 18898), (3436, 18788), (4697, 13744), (5368, 12026), (6013, 10736), (6832, 9449), (6872, 9394)]