85391960

素因数分解:

$2^3\times 5^1\times {\mathrm{709}}^1\times {\mathrm{3011}}^1$

素因数の和:3731

約数の個数: 32

約数和(自身を含む): 192466800

約数和(自身を除く): 107074840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 709, 1418, 2836, 3011, 3545, 5672, 6022, 7090, 12044, 14180, 15055, 24088, 28360, 30110, 60220, 120440, 2134799, 4269598, 8539196, 10673995, 17078392, 21347990, 42695980, 85391960]

約数ペア:

[(1, 85391960), (2, 42695980), (4, 21347990), (5, 17078392), (8, 10673995), (10, 8539196), (20, 4269598), (40, 2134799), (709, 120440), (1418, 60220), (2836, 30110), (3011, 28360), (3545, 24088), (5672, 15055), (6022, 14180), (7090, 12044)]