199931300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{105227}}^1$

素因数の和:105260

約数の個数: 36

約数和(自身を含む): 456689520

約数和(自身を除く): 256758220

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 105227, 210454, 420908, 526135, 1052270, 1999313, 2104540, 2630675, 3998626, 5261350, 7997252, 9996565, 10522700, 19993130, 39986260, 49982825, 99965650, 199931300]

約数ペア:

[(1, 199931300), (2, 99965650), (4, 49982825), (5, 39986260), (10, 19993130), (19, 10522700), (20, 9996565), (25, 7997252), (38, 5261350), (50, 3998626), (76, 2630675), (95, 2104540), (100, 1999313), (190, 1052270), (380, 526135), (475, 420908), (950, 210454), (1900, 105227)]