51305072

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:406

約数の個数: 80

約数和(自身を含む): 123658752

約数和(自身を除く): 72353680

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 167, 182, 208, 211, 334, 364, 422, 668, 728, 844, 1169, 1336, 1456, 1477, 1688, 2171, 2338, 2672, 2743, 2954, 3376, 4342, 4676, 5486, 5908, 8684, 9352, 10972, 11816, 15197, 17368, 18704, 19201, 21944, 23632, 30394, 34736, 35237, 38402, 43888, 60788, 70474, 76804, 121576, 140948, 153608, 243152, 246659, 281896, 307216, 458081, 493318, 563792, 916162, 986636, 1832324, 1973272, 3206567, 3664648, 3946544, 6413134, 7329296, 12826268, 25652536, 51305072]

約数ペア:

[(1, 51305072), (2, 25652536), (4, 12826268), (7, 7329296), (8, 6413134), (13, 3946544), (14, 3664648), (16, 3206567), (26, 1973272), (28, 1832324), (52, 986636), (56, 916162), (91, 563792), (104, 493318), (112, 458081), (167, 307216), (182, 281896), (208, 246659), (211, 243152), (334, 153608), (364, 140948), (422, 121576), (668, 76804), (728, 70474), (844, 60788), (1169, 43888), (1336, 38402), (1456, 35237), (1477, 34736), (1688, 30394), (2171, 23632), (2338, 21944), (2672, 19201), (2743, 18704), (2954, 17368), (3376, 15197), (4342, 11816), (4676, 10972), (5486, 9352), (5908, 8684)]