51689950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{283}}^1$

素因数の和:589

約数の個数: 48

約数和(自身を含む): 104274576

約数和(自身を除く): 52584626

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 281, 283, 325, 562, 566, 650, 1405, 1415, 2810, 2830, 3653, 3679, 7025, 7075, 7306, 7358, 14050, 14150, 18265, 18395, 36530, 36790, 79523, 91325, 91975, 159046, 182650, 183950, 397615, 795230, 1033799, 1988075, 2067598, 3976150, 5168995, 10337990, 25844975, 51689950]

約数ペア:

[(1, 51689950), (2, 25844975), (5, 10337990), (10, 5168995), (13, 3976150), (25, 2067598), (26, 1988075), (50, 1033799), (65, 795230), (130, 397615), (281, 183950), (283, 182650), (325, 159046), (562, 91975), (566, 91325), (650, 79523), (1405, 36790), (1415, 36530), (2810, 18395), (2830, 18265), (3653, 14150), (3679, 14050), (7025, 7358), (7075, 7306)]