26416640

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:647

約数の個数: 80

約数和(自身を含む): 67174272

約数和(自身を除く): 40757632

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 607, 640, 680, 1088, 1214, 1280, 1360, 2176, 2428, 2560, 2720, 3035, 4352, 4856, 5440, 6070, 8704, 9712, 10319, 10880, 12140, 19424, 20638, 21760, 24280, 38848, 41276, 43520, 48560, 51595, 77696, 82552, 97120, 103190, 155392, 165104, 194240, 206380, 310784, 330208, 388480, 412760, 660416, 776960, 825520, 1320832, 1553920, 1651040, 2641664, 3302080, 5283328, 6604160, 13208320, 26416640]

約数ペア:

[(1, 26416640), (2, 13208320), (4, 6604160), (5, 5283328), (8, 3302080), (10, 2641664), (16, 1651040), (17, 1553920), (20, 1320832), (32, 825520), (34, 776960), (40, 660416), (64, 412760), (68, 388480), (80, 330208), (85, 310784), (128, 206380), (136, 194240), (160, 165104), (170, 155392), (256, 103190), (272, 97120), (320, 82552), (340, 77696), (512, 51595), (544, 48560), (607, 43520), (640, 41276), (680, 38848), (1088, 24280), (1214, 21760), (1280, 20638), (1360, 19424), (2176, 12140), (2428, 10880), (2560, 10319), (2720, 9712), (3035, 8704), (4352, 6070), (4856, 5440)]