85939960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:1000

約数の個数: 64

約数和(自身を含む): 203860800

約数和(自身を除く): 117920840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 109, 115, 184, 218, 230, 436, 460, 545, 857, 872, 920, 1090, 1714, 2180, 2507, 3428, 4285, 4360, 5014, 6856, 8570, 10028, 12535, 17140, 19711, 20056, 25070, 34280, 39422, 50140, 78844, 93413, 98555, 100280, 157688, 186826, 197110, 373652, 394220, 467065, 747304, 788440, 934130, 1868260, 2148499, 3736520, 4296998, 8593996, 10742495, 17187992, 21484990, 42969980, 85939960]

約数ペア:

[(1, 85939960), (2, 42969980), (4, 21484990), (5, 17187992), (8, 10742495), (10, 8593996), (20, 4296998), (23, 3736520), (40, 2148499), (46, 1868260), (92, 934130), (109, 788440), (115, 747304), (184, 467065), (218, 394220), (230, 373652), (436, 197110), (460, 186826), (545, 157688), (857, 100280), (872, 98555), (920, 93413), (1090, 78844), (1714, 50140), (2180, 39422), (2507, 34280), (3428, 25070), (4285, 20056), (4360, 19711), (5014, 17140), (6856, 12535), (8570, 10028)]