80996436

素因数分解:

$2^2\times 3^4\times {\mathrm{249989}}^1$

素因数の和:250005

約数の個数: 30

約数和(自身を含む): 211741530

約数和(自身を除く): 130745094

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 249989, 499978, 749967, 999956, 1499934, 2249901, 2999868, 4499802, 6749703, 8999604, 13499406, 20249109, 26998812, 40498218, 80996436]

約数ペア:

[(1, 80996436), (2, 40498218), (3, 26998812), (4, 20249109), (6, 13499406), (9, 8999604), (12, 6749703), (18, 4499802), (27, 2999868), (36, 2249901), (54, 1499934), (81, 999956), (108, 749967), (162, 499978), (324, 249989)]