73657640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263063}}^1$

素因数の和:263081

約数の個数: 32

約数和(自身を含む): 189406080

約数和(自身を除く): 115748440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 263063, 526126, 1052252, 1315315, 1841441, 2104504, 2630630, 3682882, 5261260, 7365764, 9207205, 10522520, 14731528, 18414410, 36828820, 73657640]

約数ペア:

[(1, 73657640), (2, 36828820), (4, 18414410), (5, 14731528), (7, 10522520), (8, 9207205), (10, 7365764), (14, 5261260), (20, 3682882), (28, 2630630), (35, 2104504), (40, 1841441), (56, 1315315), (70, 1052252), (140, 526126), (280, 263063)]