51968840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:435

約数の個数: 128

約数和(自身を含む): 149299200

約数和(自身を除く): 97330360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 47, 55, 56, 70, 77, 88, 94, 110, 140, 154, 188, 220, 235, 280, 308, 329, 359, 376, 385, 440, 470, 517, 616, 658, 718, 770, 940, 1034, 1316, 1436, 1540, 1645, 1795, 1880, 2068, 2513, 2585, 2632, 2872, 3080, 3290, 3590, 3619, 3949, 4136, 5026, 5170, 6580, 7180, 7238, 7898, 10052, 10340, 12565, 13160, 14360, 14476, 15796, 16873, 18095, 19745, 20104, 20680, 25130, 27643, 28952, 31592, 33746, 36190, 39490, 50260, 55286, 67492, 72380, 78980, 84365, 100520, 110572, 118111, 134984, 138215, 144760, 157960, 168730, 185603, 221144, 236222, 276430, 337460, 371206, 472444, 552860, 590555, 674920, 742412, 928015, 944888, 1105720, 1181110, 1299221, 1484824, 1856030, 2362220, 2598442, 3712060, 4724440, 5196884, 6496105, 7424120, 10393768, 12992210, 25984420, 51968840]

約数ペア:

[(1, 51968840), (2, 25984420), (4, 12992210), (5, 10393768), (7, 7424120), (8, 6496105), (10, 5196884), (11, 4724440), (14, 3712060), (20, 2598442), (22, 2362220), (28, 1856030), (35, 1484824), (40, 1299221), (44, 1181110), (47, 1105720), (55, 944888), (56, 928015), (70, 742412), (77, 674920), (88, 590555), (94, 552860), (110, 472444), (140, 371206), (154, 337460), (188, 276430), (220, 236222), (235, 221144), (280, 185603), (308, 168730), (329, 157960), (359, 144760), (376, 138215), (385, 134984), (440, 118111), (470, 110572), (517, 100520), (616, 84365), (658, 78980), (718, 72380), (770, 67492), (940, 55286), (1034, 50260), (1316, 39490), (1436, 36190), (1540, 33746), (1645, 31592), (1795, 28952), (1880, 27643), (2068, 25130), (2513, 20680), (2585, 20104), (2632, 19745), (2872, 18095), (3080, 16873), (3290, 15796), (3590, 14476), (3619, 14360), (3949, 13160), (4136, 12565), (5026, 10340), (5170, 10052), (6580, 7898), (7180, 7238)]