669552640

素因数分解:

$2^{12}\times 5^1\times {\mathrm{32693}}^1$

素因数の和:32722

約数の個数: 52

約数和(自身を含む): 1606779324

約数和(自身を除く): 937226684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 10240, 20480, 32693, 65386, 130772, 163465, 261544, 326930, 523088, 653860, 1046176, 1307720, 2092352, 2615440, 4184704, 5230880, 8369408, 10461760, 16738816, 20923520, 33477632, 41847040, 66955264, 83694080, 133910528, 167388160, 334776320, 669552640]

約数ペア:

[(1, 669552640), (2, 334776320), (4, 167388160), (5, 133910528), (8, 83694080), (10, 66955264), (16, 41847040), (20, 33477632), (32, 20923520), (40, 16738816), (64, 10461760), (80, 8369408), (128, 5230880), (160, 4184704), (256, 2615440), (320, 2092352), (512, 1307720), (640, 1046176), (1024, 653860), (1280, 523088), (2048, 326930), (2560, 261544), (4096, 163465), (5120, 130772), (10240, 65386), (20480, 32693)]