201963500

素因数分解:

$2^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{5113}}^1$

素因数の和:5211

約数の個数: 48

約数和(自身を含む): 446759040

約数和(自身を除く): 244795540

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 125, 158, 250, 316, 395, 500, 790, 1580, 1975, 3950, 5113, 7900, 9875, 10226, 19750, 20452, 25565, 39500, 51130, 102260, 127825, 255650, 403927, 511300, 639125, 807854, 1278250, 1615708, 2019635, 2556500, 4039270, 8078540, 10098175, 20196350, 40392700, 50490875, 100981750, 201963500]

約数ペア:

[(1, 201963500), (2, 100981750), (4, 50490875), (5, 40392700), (10, 20196350), (20, 10098175), (25, 8078540), (50, 4039270), (79, 2556500), (100, 2019635), (125, 1615708), (158, 1278250), (250, 807854), (316, 639125), (395, 511300), (500, 403927), (790, 255650), (1580, 127825), (1975, 102260), (3950, 51130), (5113, 39500), (7900, 25565), (9875, 20452), (10226, 19750)]