126564.0000000

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 6534000

約数和(自身を除く): 3660760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 659, 872, 1090, 1318, 2180, 2636, 3295, 4360, 5272, 6590, 13180, 26360, 71831, 143662, 287324, 359155, 574648, 718310, 1436620, 2873240]

約数ペア:

[(1, 2873240), (2, 1436620), (4, 718310), (5, 574648), (8, 359155), (10, 287324), (20, 143662), (40, 71831), (109, 26360), (218, 13180), (436, 6590), (545, 5272), (659, 4360), (872, 3295), (1090, 2636), (1318, 2180)]