98807480

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{12413}}^1$

素因数の和:12623

約数の個数: 32

約数和(自身を含む): 223452000

約数和(自身を除く): 124644520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 12413, 24826, 49652, 62065, 99304, 124130, 248260, 496520, 2470187, 4940374, 9880748, 12350935, 19761496, 24701870, 49403740, 98807480]

約数ペア:

[(1, 98807480), (2, 49403740), (4, 24701870), (5, 19761496), (8, 12350935), (10, 9880748), (20, 4940374), (40, 2470187), (199, 496520), (398, 248260), (796, 124130), (995, 99304), (1592, 62065), (1990, 49652), (3980, 24826), (7960, 12413)]