2151625.00000000

素因数分解:

$2^{16}\times 5^1\times {\mathrm{271}}^1$

素因数の和:308

約数の個数: 68

約数和(自身を含む): 213907872

約数和(自身を除く): 125106592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 271, 320, 512, 542, 640, 1024, 1084, 1280, 1355, 2048, 2168, 2560, 2710, 4096, 4336, 5120, 5420, 8192, 8672, 10240, 10840, 16384, 17344, 20480, 21680, 32768, 34688, 40960, 43360, 65536, 69376, 81920, 86720, 138752, 163840, 173440, 277504, 327680, 346880, 555008, 693760, 1110016, 1387520, 2220032, 2775040, 4440064, 5550080, 8880128, 11100160, 17760256, 22200320, 44400640, 88801280]

約数ペア:

[(1, 88801280), (2, 44400640), (4, 22200320), (5, 17760256), (8, 11100160), (10, 8880128), (16, 5550080), (20, 4440064), (32, 2775040), (40, 2220032), (64, 1387520), (80, 1110016), (128, 693760), (160, 555008), (256, 346880), (271, 327680), (320, 277504), (512, 173440), (542, 163840), (640, 138752), (1024, 86720), (1084, 81920), (1280, 69376), (1355, 65536), (2048, 43360), (2168, 40960), (2560, 34688), (2710, 32768), (4096, 21680), (4336, 20480), (5120, 17344), (5420, 16384), (8192, 10840), (8672, 10240)]