78940002

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 172440576

約数和(自身を除く): 93500574

約数列:

[1, 2, 3, 6, 23, 43, 46, 53, 69, 86, 106, 129, 138, 159, 251, 258, 318, 502, 753, 989, 1219, 1506, 1978, 2279, 2438, 2967, 3657, 4558, 5773, 5934, 6837, 7314, 10793, 11546, 13303, 13674, 17319, 21586, 26606, 32379, 34638, 39909, 52417, 64758, 79818, 104834, 157251, 248239, 305969, 314502, 496478, 572029, 611938, 744717, 917907, 1144058, 1489434, 1716087, 1835814, 3432174, 13156667, 26313334, 39470001, 78940002]

約数ペア:

[(1, 78940002), (2, 39470001), (3, 26313334), (6, 13156667), (23, 3432174), (43, 1835814), (46, 1716087), (53, 1489434), (69, 1144058), (86, 917907), (106, 744717), (129, 611938), (138, 572029), (159, 496478), (251, 314502), (258, 305969), (318, 248239), (502, 157251), (753, 104834), (989, 79818), (1219, 64758), (1506, 52417), (1978, 39909), (2279, 34638), (2438, 32379), (2967, 26606), (3657, 21586), (4558, 17319), (5773, 13674), (5934, 13303), (6837, 11546), (7314, 10793)]