73788640

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4231}}^1$

素因数の和:4355

約数の個数: 48

約数和(自身を含む): 175966560

約数和(自身を除く): 102177920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4231, 4360, 8462, 8720, 16924, 17440, 21155, 33848, 42310, 67696, 84620, 135392, 169240, 338480, 461179, 676960, 922358, 1844716, 2305895, 3689432, 4611790, 7378864, 9223580, 14757728, 18447160, 36894320, 73788640]

約数ペア:

[(1, 73788640), (2, 36894320), (4, 18447160), (5, 14757728), (8, 9223580), (10, 7378864), (16, 4611790), (20, 3689432), (32, 2305895), (40, 1844716), (80, 922358), (109, 676960), (160, 461179), (218, 338480), (436, 169240), (545, 135392), (872, 84620), (1090, 67696), (1744, 42310), (2180, 33848), (3488, 21155), (4231, 17440), (4360, 16924), (8462, 8720)]