66558670

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1\times {\mathrm{269}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 121888800

約数和(自身を除く): 55330130

約数列:

[1, 2, 5, 10, 109, 218, 227, 269, 454, 538, 545, 1090, 1135, 1345, 2270, 2690, 24743, 29321, 49486, 58642, 61063, 122126, 123715, 146605, 247430, 293210, 305315, 610630, 6655867, 13311734, 33279335, 66558670]

約数ペア:

[(1, 66558670), (2, 33279335), (5, 13311734), (10, 6655867), (109, 610630), (218, 305315), (227, 293210), (269, 247430), (454, 146605), (538, 123715), (545, 122126), (1090, 61063), (1135, 58642), (1345, 49486), (2270, 29321), (2690, 24743)]