81296096

素因数分解:

$2^5\times 7^2\times {\mathrm{139}}^1\times {\mathrm{373}}^1$

素因数の和:536

約数の個数: 72

約数和(自身を含む): 188024760

約数和(自身を除く): 106728664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 139, 196, 224, 278, 373, 392, 556, 746, 784, 973, 1112, 1492, 1568, 1946, 2224, 2611, 2984, 3892, 4448, 5222, 5968, 6811, 7784, 10444, 11936, 13622, 15568, 18277, 20888, 27244, 31136, 36554, 41776, 51847, 54488, 73108, 83552, 103694, 108976, 146216, 207388, 217952, 292432, 362929, 414776, 584864, 725858, 829552, 1451716, 1659104, 2540503, 2903432, 5081006, 5806864, 10162012, 11613728, 20324024, 40648048, 81296096]

約数ペア:

[(1, 81296096), (2, 40648048), (4, 20324024), (7, 11613728), (8, 10162012), (14, 5806864), (16, 5081006), (28, 2903432), (32, 2540503), (49, 1659104), (56, 1451716), (98, 829552), (112, 725858), (139, 584864), (196, 414776), (224, 362929), (278, 292432), (373, 217952), (392, 207388), (556, 146216), (746, 108976), (784, 103694), (973, 83552), (1112, 73108), (1492, 54488), (1568, 51847), (1946, 41776), (2224, 36554), (2611, 31136), (2984, 27244), (3892, 20888), (4448, 18277), (5222, 15568), (5968, 13622), (6811, 11936), (7784, 10444)]