65208320

素因数分解:

$2^{16}\times 5^1\times {\mathrm{199}}^1$

素因数の和:236

約数の個数: 68

約数和(自身を含む): 157285200

約数和(自身を除く): 92076880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 256, 320, 398, 512, 640, 796, 995, 1024, 1280, 1592, 1990, 2048, 2560, 3184, 3980, 4096, 5120, 6368, 7960, 8192, 10240, 12736, 15920, 16384, 20480, 25472, 31840, 32768, 40960, 50944, 63680, 65536, 81920, 101888, 127360, 163840, 203776, 254720, 327680, 407552, 509440, 815104, 1018880, 1630208, 2037760, 3260416, 4075520, 6520832, 8151040, 13041664, 16302080, 32604160, 65208320]

約数ペア:

[(1, 65208320), (2, 32604160), (4, 16302080), (5, 13041664), (8, 8151040), (10, 6520832), (16, 4075520), (20, 3260416), (32, 2037760), (40, 1630208), (64, 1018880), (80, 815104), (128, 509440), (160, 407552), (199, 327680), (256, 254720), (320, 203776), (398, 163840), (512, 127360), (640, 101888), (796, 81920), (995, 65536), (1024, 63680), (1280, 50944), (1592, 40960), (1990, 32768), (2048, 31840), (2560, 25472), (3184, 20480), (3980, 16384), (4096, 15920), (5120, 12736), (6368, 10240), (7960, 8192)]