77181272

素因数分解:

$2^3\times 7^2\times {\mathrm{401}}^1\times {\mathrm{491}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 169105320

約数和(自身を除く): 91924048

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 401, 491, 802, 982, 1604, 1964, 2807, 3208, 3437, 3928, 5614, 6874, 11228, 13748, 19649, 22456, 24059, 27496, 39298, 48118, 78596, 96236, 157192, 192472, 196891, 393782, 787564, 1378237, 1575128, 2756474, 5512948, 9647659, 11025896, 19295318, 38590636, 77181272]

約数ペア:

[(1, 77181272), (2, 38590636), (4, 19295318), (7, 11025896), (8, 9647659), (14, 5512948), (28, 2756474), (49, 1575128), (56, 1378237), (98, 787564), (196, 393782), (392, 196891), (401, 192472), (491, 157192), (802, 96236), (982, 78596), (1604, 48118), (1964, 39298), (2807, 27496), (3208, 24059), (3437, 22456), (3928, 19649), (5614, 13748), (6874, 11228)]