71780588

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{3449}}^1$

素因数の和:3518

約数の個数: 36

約数和(自身を含む): 141325800

約数和(自身を除く): 69545212

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 121, 172, 242, 473, 484, 946, 1892, 3449, 5203, 6898, 10406, 13796, 20812, 37939, 75878, 148307, 151756, 296614, 417329, 593228, 834658, 1631377, 1669316, 3262754, 6525508, 17945147, 35890294, 71780588]

約数ペア:

[(1, 71780588), (2, 35890294), (4, 17945147), (11, 6525508), (22, 3262754), (43, 1669316), (44, 1631377), (86, 834658), (121, 593228), (172, 417329), (242, 296614), (473, 151756), (484, 148307), (946, 75878), (1892, 37939), (3449, 20812), (5203, 13796), (6898, 10406)]