31127536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:190

約数の個数: 80

約数和(自身を含む): 69424128

約数和(自身を除く): 38296592

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 53, 71, 88, 94, 106, 142, 176, 188, 212, 284, 376, 424, 517, 568, 583, 752, 781, 848, 1034, 1136, 1166, 1562, 2068, 2332, 2491, 3124, 3337, 3763, 4136, 4664, 4982, 6248, 6674, 7526, 8272, 9328, 9964, 12496, 13348, 15052, 19928, 26696, 27401, 30104, 36707, 39856, 41393, 53392, 54802, 60208, 73414, 82786, 109604, 146828, 165572, 176861, 219208, 293656, 331144, 353722, 438416, 587312, 662288, 707444, 1414888, 1945471, 2829776, 3890942, 7781884, 15563768, 31127536]

約数ペア:

[(1, 31127536), (2, 15563768), (4, 7781884), (8, 3890942), (11, 2829776), (16, 1945471), (22, 1414888), (44, 707444), (47, 662288), (53, 587312), (71, 438416), (88, 353722), (94, 331144), (106, 293656), (142, 219208), (176, 176861), (188, 165572), (212, 146828), (284, 109604), (376, 82786), (424, 73414), (517, 60208), (568, 54802), (583, 53392), (752, 41393), (781, 39856), (848, 36707), (1034, 30104), (1136, 27401), (1166, 26696), (1562, 19928), (2068, 15052), (2332, 13348), (2491, 12496), (3124, 9964), (3337, 9328), (3763, 8272), (4136, 7526), (4664, 6674), (4982, 6248)]