81191912

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{6379}}^1$

素因数の和:6465

約数の個数: 32

約数和(自身を含む): 160010400

約数和(自身を除く): 78818488

約数列:

[1, 2, 4, 8, 37, 43, 74, 86, 148, 172, 296, 344, 1591, 3182, 6364, 6379, 12728, 12758, 25516, 51032, 236023, 274297, 472046, 548594, 944092, 1097188, 1888184, 2194376, 10148989, 20297978, 40595956, 81191912]

約数ペア:

[(1, 81191912), (2, 40595956), (4, 20297978), (8, 10148989), (37, 2194376), (43, 1888184), (74, 1097188), (86, 944092), (148, 548594), (172, 472046), (296, 274297), (344, 236023), (1591, 51032), (3182, 25516), (6364, 12758), (6379, 12728)]