61353920

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1759}}^1$

素因数の和:1885

約数の個数: 56

約数和(自身を含む): 147523200

約数和(自身を除く): 86169280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 436, 545, 872, 1090, 1744, 1759, 2180, 3488, 3518, 4360, 6976, 7036, 8720, 8795, 14072, 17440, 17590, 28144, 34880, 35180, 56288, 70360, 112576, 140720, 191731, 281440, 383462, 562880, 766924, 958655, 1533848, 1917310, 3067696, 3834620, 6135392, 7669240, 12270784, 15338480, 30676960, 61353920]

約数ペア:

[(1, 61353920), (2, 30676960), (4, 15338480), (5, 12270784), (8, 7669240), (10, 6135392), (16, 3834620), (20, 3067696), (32, 1917310), (40, 1533848), (64, 958655), (80, 766924), (109, 562880), (160, 383462), (218, 281440), (320, 191731), (436, 140720), (545, 112576), (872, 70360), (1090, 56288), (1744, 35180), (1759, 34880), (2180, 28144), (3488, 17590), (3518, 17440), (4360, 14072), (6976, 8795), (7036, 8720)]