25775838

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^2$

素因数の和:182

約数の個数: 72

約数和(自身を含む): 63980280

約数和(自身を除く): 38204442

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 67, 87, 99, 134, 174, 198, 201, 261, 319, 402, 522, 603, 638, 737, 957, 1206, 1474, 1914, 1943, 2211, 2871, 3886, 4422, 4489, 5742, 5829, 6633, 8978, 11658, 13266, 13467, 17487, 21373, 26934, 34974, 40401, 42746, 49379, 64119, 80802, 98758, 128238, 130181, 148137, 192357, 260362, 296274, 384714, 390543, 444411, 781086, 888822, 1171629, 1431991, 2343258, 2863982, 4295973, 8591946, 12887919, 25775838]

約数ペア:

[(1, 25775838), (2, 12887919), (3, 8591946), (6, 4295973), (9, 2863982), (11, 2343258), (18, 1431991), (22, 1171629), (29, 888822), (33, 781086), (58, 444411), (66, 390543), (67, 384714), (87, 296274), (99, 260362), (134, 192357), (174, 148137), (198, 130181), (201, 128238), (261, 98758), (319, 80802), (402, 64119), (522, 49379), (603, 42746), (638, 40401), (737, 34974), (957, 26934), (1206, 21373), (1474, 17487), (1914, 13467), (1943, 13266), (2211, 11658), (2871, 8978), (3886, 6633), (4422, 5829), (4489, 5742)]