200838260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{919}}^1$

素因数の和:1165

約数の個数: 72

約数和(自身を含む): 493355520

約数和(自身を除く): 292517260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 223, 245, 446, 490, 892, 919, 980, 1115, 1561, 1838, 2230, 3122, 3676, 4460, 4595, 6244, 6433, 7805, 9190, 10927, 12866, 15610, 18380, 21854, 25732, 31220, 32165, 43708, 45031, 54635, 64330, 90062, 109270, 128660, 180124, 204937, 218540, 225155, 409874, 450310, 819748, 900620, 1024685, 1434559, 2049370, 2869118, 4098740, 5738236, 7172795, 10041913, 14345590, 20083826, 28691180, 40167652, 50209565, 100419130, 200838260]

約数ペア:

[(1, 200838260), (2, 100419130), (4, 50209565), (5, 40167652), (7, 28691180), (10, 20083826), (14, 14345590), (20, 10041913), (28, 7172795), (35, 5738236), (49, 4098740), (70, 2869118), (98, 2049370), (140, 1434559), (196, 1024685), (223, 900620), (245, 819748), (446, 450310), (490, 409874), (892, 225155), (919, 218540), (980, 204937), (1115, 180124), (1561, 128660), (1838, 109270), (2230, 90062), (3122, 64330), (3676, 54635), (4460, 45031), (4595, 43708), (6244, 32165), (6433, 31220), (7805, 25732), (9190, 21854), (10927, 18380), (12866, 15610)]