78669460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{135637}}^1$

素因数の和:135675

約数の個数: 24

約数和(自身を含む): 170903880

約数和(自身を除く): 92234420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 135637, 271274, 542548, 678185, 1356370, 2712740, 3933473, 7866946, 15733892, 19667365, 39334730, 78669460]

約数ペア:

[(1, 78669460), (2, 39334730), (4, 19667365), (5, 15733892), (10, 7866946), (20, 3933473), (29, 2712740), (58, 1356370), (116, 678185), (145, 542548), (290, 271274), (580, 135637)]