61865648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6917}}^1$

素因数の和:6981

約数の個数: 40

約数和(自身を含む): 132106128

約数和(自身を除く): 70240480

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 6917, 8944, 13834, 27668, 55336, 89921, 110672, 179842, 297431, 359684, 594862, 719368, 1189724, 1438736, 2379448, 3866603, 4758896, 7733206, 15466412, 30932824, 61865648]

約数ペア:

[(1, 61865648), (2, 30932824), (4, 15466412), (8, 7733206), (13, 4758896), (16, 3866603), (26, 2379448), (43, 1438736), (52, 1189724), (86, 719368), (104, 594862), (172, 359684), (208, 297431), (344, 179842), (559, 110672), (688, 89921), (1118, 55336), (2236, 27668), (4472, 13834), (6917, 8944)]