66681616

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{3659}}^1$

素因数の和:3751

約数の個数: 40

約数和(自身を含む): 138875040

約数和(自身を除く): 72193424

約数列:

[1, 2, 4, 8, 16, 17, 34, 67, 68, 134, 136, 268, 272, 536, 1072, 1139, 2278, 3659, 4556, 7318, 9112, 14636, 18224, 29272, 58544, 62203, 124406, 245153, 248812, 490306, 497624, 980612, 995248, 1961224, 3922448, 4167601, 8335202, 16670404, 33340808, 66681616]

約数ペア:

[(1, 66681616), (2, 33340808), (4, 16670404), (8, 8335202), (16, 4167601), (17, 3922448), (34, 1961224), (67, 995248), (68, 980612), (134, 497624), (136, 490306), (268, 248812), (272, 245153), (536, 124406), (1072, 62203), (1139, 58544), (2278, 29272), (3659, 18224), (4556, 14636), (7318, 9112)]