80031960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{222311}}^1$

素因数の和:222328

約数の個数: 48

約数和(自身を含む): 260105040

約数和(自身を除く): 180073080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 222311, 444622, 666933, 889244, 1111555, 1333866, 1778488, 2000799, 2223110, 2667732, 3334665, 4001598, 4446220, 5335464, 6669330, 8003196, 8892440, 10003995, 13338660, 16006392, 20007990, 26677320, 40015980, 80031960]

約数ペア:

[(1, 80031960), (2, 40015980), (3, 26677320), (4, 20007990), (5, 16006392), (6, 13338660), (8, 10003995), (9, 8892440), (10, 8003196), (12, 6669330), (15, 5335464), (18, 4446220), (20, 4001598), (24, 3334665), (30, 2667732), (36, 2223110), (40, 2000799), (45, 1778488), (60, 1333866), (72, 1111555), (90, 889244), (120, 666933), (180, 444622), (360, 222311)]