61501664

素因数分解:

$2^5\times 7^2\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:728

約数の個数: 72

約数和(自身を含む): 143381448

約数和(自身を除く): 81879784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 61, 98, 112, 122, 196, 224, 244, 392, 427, 488, 643, 784, 854, 976, 1286, 1568, 1708, 1952, 2572, 2989, 3416, 4501, 5144, 5978, 6832, 9002, 10288, 11956, 13664, 18004, 20576, 23912, 31507, 36008, 39223, 47824, 63014, 72016, 78446, 95648, 126028, 144032, 156892, 252056, 274561, 313784, 504112, 549122, 627568, 1008224, 1098244, 1255136, 1921927, 2196488, 3843854, 4392976, 7687708, 8785952, 15375416, 30750832, 61501664]

約数ペア:

[(1, 61501664), (2, 30750832), (4, 15375416), (7, 8785952), (8, 7687708), (14, 4392976), (16, 3843854), (28, 2196488), (32, 1921927), (49, 1255136), (56, 1098244), (61, 1008224), (98, 627568), (112, 549122), (122, 504112), (196, 313784), (224, 274561), (244, 252056), (392, 156892), (427, 144032), (488, 126028), (643, 95648), (784, 78446), (854, 72016), (976, 63014), (1286, 47824), (1568, 39223), (1708, 36008), (1952, 31507), (2572, 23912), (2989, 20576), (3416, 18004), (4501, 13664), (5144, 11956), (5978, 10288), (6832, 9002)]