42879520

素因数分解:

$2^5\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1019}}^1$

素因数の和:1297

約数の個数: 48

約数和(自身を含む): 101787840

約数和(自身を除く): 58908320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 263, 526, 1019, 1052, 1315, 2038, 2104, 2630, 4076, 4208, 5095, 5260, 8152, 8416, 10190, 10520, 16304, 20380, 21040, 32608, 40760, 42080, 81520, 163040, 267997, 535994, 1071988, 1339985, 2143976, 2679970, 4287952, 5359940, 8575904, 10719880, 21439760, 42879520]

約数ペア:

[(1, 42879520), (2, 21439760), (4, 10719880), (5, 8575904), (8, 5359940), (10, 4287952), (16, 2679970), (20, 2143976), (32, 1339985), (40, 1071988), (80, 535994), (160, 267997), (263, 163040), (526, 81520), (1019, 42080), (1052, 40760), (1315, 32608), (2038, 21040), (2104, 20380), (2630, 16304), (4076, 10520), (4208, 10190), (5095, 8416), (5260, 8152)]