80538115

素因数分解:

$5^1\times 7^3\times {\mathrm{151}}^1\times {\mathrm{311}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 113817600

約数和(自身を除く): 33279485

約数列:

[1, 5, 7, 35, 49, 151, 245, 311, 343, 755, 1057, 1555, 1715, 2177, 5285, 7399, 10885, 15239, 36995, 46961, 51793, 76195, 106673, 234805, 258965, 328727, 533365, 1643635, 2301089, 11505445, 16107623, 80538115]

約数ペア:

[(1, 80538115), (5, 16107623), (7, 11505445), (35, 2301089), (49, 1643635), (151, 533365), (245, 328727), (311, 258965), (343, 234805), (755, 106673), (1057, 76195), (1555, 51793), (1715, 46961), (2177, 36995), (5285, 15239), (7399, 10885)]