64451624

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 130763580

約数和(自身を除く): 66311956

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 289, 457, 488, 578, 914, 1037, 1156, 1828, 2074, 2312, 3656, 4148, 7769, 8296, 15538, 17629, 27877, 31076, 35258, 55754, 62152, 70516, 111508, 132073, 141032, 223016, 264146, 473909, 528292, 947818, 1056584, 1895636, 3791272, 8056453, 16112906, 32225812, 64451624]

約数ペア:

[(1, 64451624), (2, 32225812), (4, 16112906), (8, 8056453), (17, 3791272), (34, 1895636), (61, 1056584), (68, 947818), (122, 528292), (136, 473909), (244, 264146), (289, 223016), (457, 141032), (488, 132073), (578, 111508), (914, 70516), (1037, 62152), (1156, 55754), (1828, 35258), (2074, 31076), (2312, 27877), (3656, 17629), (4148, 15538), (7769, 8296)]