83640320

素因数分解:

$2^{14}\times 5^1\times {\mathrm{1021}}^1$

素因数の和:1054

約数の個数: 60

約数和(自身を含む): 200927244

約数和(自身を除く): 117286924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1021, 1024, 1280, 2042, 2048, 2560, 4084, 4096, 5105, 5120, 8168, 8192, 10210, 10240, 16336, 16384, 20420, 20480, 32672, 40840, 40960, 65344, 81680, 81920, 130688, 163360, 261376, 326720, 522752, 653440, 1045504, 1306880, 2091008, 2613760, 4182016, 5227520, 8364032, 10455040, 16728064, 20910080, 41820160, 83640320]

約数ペア:

[(1, 83640320), (2, 41820160), (4, 20910080), (5, 16728064), (8, 10455040), (10, 8364032), (16, 5227520), (20, 4182016), (32, 2613760), (40, 2091008), (64, 1306880), (80, 1045504), (128, 653440), (160, 522752), (256, 326720), (320, 261376), (512, 163360), (640, 130688), (1021, 81920), (1024, 81680), (1280, 65344), (2042, 40960), (2048, 40840), (2560, 32672), (4084, 20480), (4096, 20420), (5105, 16384), (5120, 16336), (8168, 10240), (8192, 10210)]