289399075

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1093}}^1$

素因数の和:1216

約数の個数: 48

約数和(自身を含む): 439525440

約数和(自身を除く): 150126365

約数列:

[1, 5, 7, 17, 25, 35, 85, 89, 119, 175, 425, 445, 595, 623, 1093, 1513, 2225, 2975, 3115, 5465, 7565, 7651, 10591, 15575, 18581, 27325, 37825, 38255, 52955, 92905, 97277, 130067, 191275, 264775, 464525, 486385, 650335, 680939, 1653709, 2431925, 3251675, 3404695, 8268545, 11575963, 17023475, 41342725, 57879815, 289399075]

約数ペア:

[(1, 289399075), (5, 57879815), (7, 41342725), (17, 17023475), (25, 11575963), (35, 8268545), (85, 3404695), (89, 3251675), (119, 2431925), (175, 1653709), (425, 680939), (445, 650335), (595, 486385), (623, 464525), (1093, 264775), (1513, 191275), (2225, 130067), (2975, 97277), (3115, 92905), (5465, 52955), (7565, 38255), (7651, 37825), (10591, 27325), (15575, 18581)]