8079800

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 19083600

約数和(自身を除く): 11003800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 569, 710, 1138, 1420, 1775, 2276, 2840, 2845, 3550, 4552, 5690, 7100, 11380, 14200, 14225, 22760, 28450, 40399, 56900, 80798, 113800, 161596, 201995, 323192, 403990, 807980, 1009975, 1615960, 2019950, 4039900, 8079800]

約数ペア:

[(1, 8079800), (2, 4039900), (4, 2019950), (5, 1615960), (8, 1009975), (10, 807980), (20, 403990), (25, 323192), (40, 201995), (50, 161596), (71, 113800), (100, 80798), (142, 56900), (200, 40399), (284, 28450), (355, 22760), (568, 14225), (569, 14200), (710, 11380), (1138, 7100), (1420, 5690), (1775, 4552), (2276, 3550), (2840, 2845)]