78157730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{3163}}^1$

素因数の和:3530

約数の個数: 32

約数和(自身を含む): 161288064

約数和(自身を除く): 83130334

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 353, 706, 1765, 2471, 3163, 3530, 4942, 6326, 12355, 15815, 22141, 24710, 31630, 44282, 110705, 221410, 1116539, 2233078, 5582695, 7815773, 11165390, 15631546, 39078865, 78157730]

約数ペア:

[(1, 78157730), (2, 39078865), (5, 15631546), (7, 11165390), (10, 7815773), (14, 5582695), (35, 2233078), (70, 1116539), (353, 221410), (706, 110705), (1765, 44282), (2471, 31630), (3163, 24710), (3530, 22141), (4942, 15815), (6326, 12355)]