40172000

素因数分解:

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

素因数の和:130

約数の個数: 144

約数和(自身を含む): 109798416

約数和(自身を除く): 69626416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 83, 88, 100, 110, 121, 125, 160, 166, 176, 200, 220, 242, 250, 275, 332, 352, 400, 415, 440, 484, 500, 550, 605, 664, 800, 830, 880, 913, 968, 1000, 1100, 1210, 1328, 1375, 1660, 1760, 1826, 1936, 2000, 2075, 2200, 2420, 2656, 2750, 3025, 3320, 3652, 3872, 4000, 4150, 4400, 4565, 4840, 5500, 6050, 6640, 7304, 8300, 8800, 9130, 9680, 10043, 10375, 11000, 12100, 13280, 14608, 15125, 16600, 18260, 19360, 20086, 20750, 22000, 22825, 24200, 29216, 30250, 33200, 36520, 40172, 41500, 44000, 45650, 48400, 50215, 60500, 66400, 73040, 80344, 83000, 91300, 96800, 100430, 114125, 121000, 146080, 160688, 166000, 182600, 200860, 228250, 242000, 251075, 321376, 332000, 365200, 401720, 456500, 484000, 502150, 730400, 803440, 913000, 1004300, 1255375, 1606880, 1826000, 2008600, 2510750, 3652000, 4017200, 5021500, 8034400, 10043000, 20086000, 40172000]

約数ペア:

[(1, 40172000), (2, 20086000), (4, 10043000), (5, 8034400), (8, 5021500), (10, 4017200), (11, 3652000), (16, 2510750), (20, 2008600), (22, 1826000), (25, 1606880), (32, 1255375), (40, 1004300), (44, 913000), (50, 803440), (55, 730400), (80, 502150), (83, 484000), (88, 456500), (100, 401720), (110, 365200), (121, 332000), (125, 321376), (160, 251075), (166, 242000), (176, 228250), (200, 200860), (220, 182600), (242, 166000), (250, 160688), (275, 146080), (332, 121000), (352, 114125), (400, 100430), (415, 96800), (440, 91300), (484, 83000), (500, 80344), (550, 73040), (605, 66400), (664, 60500), (800, 50215), (830, 48400), (880, 45650), (913, 44000), (968, 41500), (1000, 40172), (1100, 36520), (1210, 33200), (1328, 30250), (1375, 29216), (1660, 24200), (1760, 22825), (1826, 22000), (1936, 20750), (2000, 20086), (2075, 19360), (2200, 18260), (2420, 16600), (2656, 15125), (2750, 14608), (3025, 13280), (3320, 12100), (3652, 11000), (3872, 10375), (4000, 10043), (4150, 9680), (4400, 9130), (4565, 8800), (4840, 8300), (5500, 7304), (6050, 6640)]