51281568

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{13697}}^1$

素因数の和:13726

約数の個数: 72

約数和(自身を含む): 157061268

約数和(自身を除く): 105779700

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 13697, 27394, 41091, 54788, 82182, 109576, 123273, 164364, 178061, 219152, 246546, 328728, 356122, 438304, 493092, 534183, 657456, 712244, 986184, 1068366, 1314912, 1424488, 1602549, 1972368, 2136732, 2848976, 3205098, 3944736, 4273464, 5697952, 6410196, 8546928, 12820392, 17093856, 25640784, 51281568]

約数ペア:

[(1, 51281568), (2, 25640784), (3, 17093856), (4, 12820392), (6, 8546928), (8, 6410196), (9, 5697952), (12, 4273464), (13, 3944736), (16, 3205098), (18, 2848976), (24, 2136732), (26, 1972368), (32, 1602549), (36, 1424488), (39, 1314912), (48, 1068366), (52, 986184), (72, 712244), (78, 657456), (96, 534183), (104, 493092), (117, 438304), (144, 356122), (156, 328728), (208, 246546), (234, 219152), (288, 178061), (312, 164364), (416, 123273), (468, 109576), (624, 82182), (936, 54788), (1248, 41091), (1872, 27394), (3744, 13697)]