222748900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:526

約数の個数: 108

約数和(自身を含む): 545472900

約数和(自身を除く): 322724000

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 41, 44, 50, 55, 82, 100, 110, 121, 164, 205, 220, 242, 275, 410, 449, 451, 484, 550, 605, 820, 898, 902, 1025, 1100, 1210, 1796, 1804, 2050, 2245, 2255, 2420, 3025, 4100, 4490, 4510, 4939, 4961, 6050, 8980, 9020, 9878, 9922, 11225, 11275, 12100, 18409, 19756, 19844, 22450, 22550, 24695, 24805, 36818, 44900, 45100, 49390, 49610, 54329, 73636, 92045, 98780, 99220, 108658, 123475, 124025, 184090, 202499, 217316, 246950, 248050, 271645, 368180, 404998, 460225, 493900, 496100, 543290, 809996, 920450, 1012495, 1086580, 1358225, 1840900, 2024990, 2227489, 2716450, 4049980, 4454978, 5062475, 5432900, 8909956, 10124950, 11137445, 20249900, 22274890, 44549780, 55687225, 111374450, 222748900]

約数ペア:

[(1, 222748900), (2, 111374450), (4, 55687225), (5, 44549780), (10, 22274890), (11, 20249900), (20, 11137445), (22, 10124950), (25, 8909956), (41, 5432900), (44, 5062475), (50, 4454978), (55, 4049980), (82, 2716450), (100, 2227489), (110, 2024990), (121, 1840900), (164, 1358225), (205, 1086580), (220, 1012495), (242, 920450), (275, 809996), (410, 543290), (449, 496100), (451, 493900), (484, 460225), (550, 404998), (605, 368180), (820, 271645), (898, 248050), (902, 246950), (1025, 217316), (1100, 202499), (1210, 184090), (1796, 124025), (1804, 123475), (2050, 108658), (2245, 99220), (2255, 98780), (2420, 92045), (3025, 73636), (4100, 54329), (4490, 49610), (4510, 49390), (4939, 45100), (4961, 44900), (6050, 36818), (8980, 24805), (9020, 24695), (9878, 22550), (9922, 22450), (11225, 19844), (11275, 19756), (12100, 18409)]