135672280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{82727}}^1$

素因数の和:82779

約数の個数: 32

約数和(自身を含む): 312711840

約数和(自身を除く): 177039560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 82727, 165454, 330908, 413635, 661816, 827270, 1654540, 3309080, 3391807, 6783614, 13567228, 16959035, 27134456, 33918070, 67836140, 135672280]

約数ペア:

[(1, 135672280), (2, 67836140), (4, 33918070), (5, 27134456), (8, 16959035), (10, 13567228), (20, 6783614), (40, 3391807), (41, 3309080), (82, 1654540), (164, 827270), (205, 661816), (328, 413635), (410, 330908), (820, 165454), (1640, 82727)]