64632320

素因数分解:

$2^9\times 5^1\times {\mathrm{25247}}^1$

素因数の和:25270

約数の個数: 40

約数和(自身を含む): 154972224

約数和(自身を除く): 90339904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 25247, 50494, 100988, 126235, 201976, 252470, 403952, 504940, 807904, 1009880, 1615808, 2019760, 3231616, 4039520, 6463232, 8079040, 12926464, 16158080, 32316160, 64632320]

約数ペア:

[(1, 64632320), (2, 32316160), (4, 16158080), (5, 12926464), (8, 8079040), (10, 6463232), (16, 4039520), (20, 3231616), (32, 2019760), (40, 1615808), (64, 1009880), (80, 807904), (128, 504940), (160, 403952), (256, 252470), (320, 201976), (512, 126235), (640, 100988), (1280, 50494), (2560, 25247)]