50215000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^2\times {\mathrm{83}}^1$

素因数の和:131

約数の個数: 120

約数和(自身を含む): 130879980

約数和(自身を除く): 80664980

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 83, 88, 100, 110, 121, 125, 166, 200, 220, 242, 250, 275, 332, 415, 440, 484, 500, 550, 605, 625, 664, 830, 913, 968, 1000, 1100, 1210, 1250, 1375, 1660, 1826, 2075, 2200, 2420, 2500, 2750, 3025, 3320, 3652, 4150, 4565, 4840, 5000, 5500, 6050, 6875, 7304, 8300, 9130, 10043, 10375, 11000, 12100, 13750, 15125, 16600, 18260, 20086, 20750, 22825, 24200, 27500, 30250, 36520, 40172, 41500, 45650, 50215, 51875, 55000, 60500, 75625, 80344, 83000, 91300, 100430, 103750, 114125, 121000, 151250, 182600, 200860, 207500, 228250, 251075, 302500, 401720, 415000, 456500, 502150, 570625, 605000, 913000, 1004300, 1141250, 1255375, 2008600, 2282500, 2510750, 4565000, 5021500, 6276875, 10043000, 12553750, 25107500, 50215000]

約数ペア:

[(1, 50215000), (2, 25107500), (4, 12553750), (5, 10043000), (8, 6276875), (10, 5021500), (11, 4565000), (20, 2510750), (22, 2282500), (25, 2008600), (40, 1255375), (44, 1141250), (50, 1004300), (55, 913000), (83, 605000), (88, 570625), (100, 502150), (110, 456500), (121, 415000), (125, 401720), (166, 302500), (200, 251075), (220, 228250), (242, 207500), (250, 200860), (275, 182600), (332, 151250), (415, 121000), (440, 114125), (484, 103750), (500, 100430), (550, 91300), (605, 83000), (625, 80344), (664, 75625), (830, 60500), (913, 55000), (968, 51875), (1000, 50215), (1100, 45650), (1210, 41500), (1250, 40172), (1375, 36520), (1660, 30250), (1826, 27500), (2075, 24200), (2200, 22825), (2420, 20750), (2500, 20086), (2750, 18260), (3025, 16600), (3320, 15125), (3652, 13750), (4150, 12100), (4565, 11000), (4840, 10375), (5000, 10043), (5500, 9130), (6050, 8300), (6875, 7304)]