49437440

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2971}}^1$

素因数の和:3005

約数の個数: 72

約数和(自身を含む): 127570128

約数和(自身を除く): 78132688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 2971, 3328, 4160, 5942, 8320, 11884, 14855, 16640, 23768, 29710, 38623, 47536, 59420, 77246, 95072, 118840, 154492, 190144, 193115, 237680, 308984, 380288, 386230, 475360, 617968, 760576, 772460, 950720, 1235936, 1544920, 1901440, 2471872, 3089840, 3802880, 4943744, 6179680, 9887488, 12359360, 24718720, 49437440]

約数ペア:

[(1, 49437440), (2, 24718720), (4, 12359360), (5, 9887488), (8, 6179680), (10, 4943744), (13, 3802880), (16, 3089840), (20, 2471872), (26, 1901440), (32, 1544920), (40, 1235936), (52, 950720), (64, 772460), (65, 760576), (80, 617968), (104, 475360), (128, 386230), (130, 380288), (160, 308984), (208, 237680), (256, 193115), (260, 190144), (320, 154492), (416, 118840), (520, 95072), (640, 77246), (832, 59420), (1040, 47536), (1280, 38623), (1664, 29710), (2080, 23768), (2971, 16640), (3328, 14855), (4160, 11884), (5942, 8320)]