53957968

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{991}}^1$

素因数の和:1123

約数の個数: 40

約数和(自身を含む): 108493056

約数和(自身を除く): 54535088

約数列:

[1, 2, 4, 8, 16, 41, 82, 83, 164, 166, 328, 332, 656, 664, 991, 1328, 1982, 3403, 3964, 6806, 7928, 13612, 15856, 27224, 40631, 54448, 81262, 82253, 162524, 164506, 325048, 329012, 650096, 658024, 1316048, 3372373, 6744746, 13489492, 26978984, 53957968]

約数ペア:

[(1, 53957968), (2, 26978984), (4, 13489492), (8, 6744746), (16, 3372373), (41, 1316048), (82, 658024), (83, 650096), (164, 329012), (166, 325048), (328, 164506), (332, 162524), (656, 82253), (664, 81262), (991, 54448), (1328, 40631), (1982, 27224), (3403, 15856), (3964, 13612), (6806, 7928)]