164716825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4259}}^1$

素因数の和:4306

約数の個数: 48

約数和(自身を含む): 266232960

約数和(自身を除く): 101516135

約数列:

[1, 5, 7, 13, 17, 25, 35, 65, 85, 91, 119, 175, 221, 325, 425, 455, 595, 1105, 1547, 2275, 2975, 4259, 5525, 7735, 21295, 29813, 38675, 55367, 72403, 106475, 149065, 276835, 362015, 387569, 506821, 745325, 941239, 1384175, 1810075, 1937845, 2534105, 4706195, 6588673, 9689225, 12670525, 23530975, 32943365, 164716825]

約数ペア:

[(1, 164716825), (5, 32943365), (7, 23530975), (13, 12670525), (17, 9689225), (25, 6588673), (35, 4706195), (65, 2534105), (85, 1937845), (91, 1810075), (119, 1384175), (175, 941239), (221, 745325), (325, 506821), (425, 387569), (455, 362015), (595, 276835), (1105, 149065), (1547, 106475), (2275, 72403), (2975, 55367), (4259, 38675), (5525, 29813), (7735, 21295)]