81553656

素因数分解:

$2^3\times 3^1\times {\mathrm{271}}^1\times {\mathrm{12539}}^1$

素因数の和:12819

約数の個数: 32

約数和(自身を含む): 204652800

約数和(自身を除く): 123099144

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 271, 542, 813, 1084, 1626, 2168, 3252, 6504, 12539, 25078, 37617, 50156, 75234, 100312, 150468, 300936, 3398069, 6796138, 10194207, 13592276, 20388414, 27184552, 40776828, 81553656]

約数ペア:

[(1, 81553656), (2, 40776828), (3, 27184552), (4, 20388414), (6, 13592276), (8, 10194207), (12, 6796138), (24, 3398069), (271, 300936), (542, 150468), (813, 100312), (1084, 75234), (1626, 50156), (2168, 37617), (3252, 25078), (6504, 12539)]