81443264

素因数分解:

$2^6\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1699}}^1$

素因数の和:1825

約数の個数: 56

約数和(自身を含む): 186537600

約数和(自身を除く): 105094336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 107, 112, 214, 224, 428, 448, 749, 856, 1498, 1699, 1712, 2996, 3398, 3424, 5992, 6796, 6848, 11893, 11984, 13592, 23786, 23968, 27184, 47572, 47936, 54368, 95144, 108736, 181793, 190288, 363586, 380576, 727172, 761152, 1272551, 1454344, 2545102, 2908688, 5090204, 5817376, 10180408, 11634752, 20360816, 40721632, 81443264]

約数ペア:

[(1, 81443264), (2, 40721632), (4, 20360816), (7, 11634752), (8, 10180408), (14, 5817376), (16, 5090204), (28, 2908688), (32, 2545102), (56, 1454344), (64, 1272551), (107, 761152), (112, 727172), (214, 380576), (224, 363586), (428, 190288), (448, 181793), (749, 108736), (856, 95144), (1498, 54368), (1699, 47936), (1712, 47572), (2996, 27184), (3398, 23968), (3424, 23786), (5992, 13592), (6796, 11984), (6848, 11893)]