81004952

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{16253}}^1$

素因数の和:16355

約数の個数: 32

約数和(自身を含む): 175543200

約数和(自身を除く): 94538248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 2492, 4984, 16253, 32506, 65012, 113771, 130024, 227542, 455084, 910168, 1446517, 2893034, 5786068, 10125619, 11572136, 20251238, 40502476, 81004952]

約数ペア:

[(1, 81004952), (2, 40502476), (4, 20251238), (7, 11572136), (8, 10125619), (14, 5786068), (28, 2893034), (56, 1446517), (89, 910168), (178, 455084), (356, 227542), (623, 130024), (712, 113771), (1246, 65012), (2492, 32506), (4984, 16253)]