203806900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4519}}^1$

素因数の和:4585

約数の個数: 72

約数和(自身を含む): 494343360

約数和(自身を除く): 290536460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 41, 44, 50, 55, 82, 100, 110, 164, 205, 220, 275, 410, 451, 550, 820, 902, 1025, 1100, 1804, 2050, 2255, 4100, 4510, 4519, 9020, 9038, 11275, 18076, 22550, 22595, 45100, 45190, 49709, 90380, 99418, 112975, 185279, 198836, 225950, 248545, 370558, 451900, 497090, 741116, 926395, 994180, 1242725, 1852790, 2038069, 2485450, 3705580, 4076138, 4631975, 4970900, 8152276, 9263950, 10190345, 18527900, 20380690, 40761380, 50951725, 101903450, 203806900]

約数ペア:

[(1, 203806900), (2, 101903450), (4, 50951725), (5, 40761380), (10, 20380690), (11, 18527900), (20, 10190345), (22, 9263950), (25, 8152276), (41, 4970900), (44, 4631975), (50, 4076138), (55, 3705580), (82, 2485450), (100, 2038069), (110, 1852790), (164, 1242725), (205, 994180), (220, 926395), (275, 741116), (410, 497090), (451, 451900), (550, 370558), (820, 248545), (902, 225950), (1025, 198836), (1100, 185279), (1804, 112975), (2050, 99418), (2255, 90380), (4100, 49709), (4510, 45190), (4519, 45100), (9020, 22595), (9038, 22550), (11275, 18076)]