71831648

素因数分解:

$2^5\times 7^2\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:836

約数の個数: 72

約数和(自身を含む): 167426784

約数和(自身を除く): 95595136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 61, 98, 112, 122, 196, 224, 244, 392, 427, 488, 751, 784, 854, 976, 1502, 1568, 1708, 1952, 2989, 3004, 3416, 5257, 5978, 6008, 6832, 10514, 11956, 12016, 13664, 21028, 23912, 24032, 36799, 42056, 45811, 47824, 73598, 84112, 91622, 95648, 147196, 168224, 183244, 294392, 320677, 366488, 588784, 641354, 732976, 1177568, 1282708, 1465952, 2244739, 2565416, 4489478, 5130832, 8978956, 10261664, 17957912, 35915824, 71831648]

約数ペア:

[(1, 71831648), (2, 35915824), (4, 17957912), (7, 10261664), (8, 8978956), (14, 5130832), (16, 4489478), (28, 2565416), (32, 2244739), (49, 1465952), (56, 1282708), (61, 1177568), (98, 732976), (112, 641354), (122, 588784), (196, 366488), (224, 320677), (244, 294392), (392, 183244), (427, 168224), (488, 147196), (751, 95648), (784, 91622), (854, 84112), (976, 73598), (1502, 47824), (1568, 45811), (1708, 42056), (1952, 36799), (2989, 24032), (3004, 23912), (3416, 21028), (5257, 13664), (5978, 12016), (6008, 11956), (6832, 10514)]