551470270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2099}}^1$

素因数の和:2209

約数の個数: 64

約数和(自身を含む): 1117670400

約数和(自身を除く): 566200130

約数列:

[1, 2, 5, 10, 13, 26, 43, 47, 65, 86, 94, 130, 215, 235, 430, 470, 559, 611, 1118, 1222, 2021, 2099, 2795, 3055, 4042, 4198, 5590, 6110, 10105, 10495, 20210, 20990, 26273, 27287, 52546, 54574, 90257, 98653, 131365, 136435, 180514, 197306, 262730, 272870, 451285, 493265, 902570, 986530, 1173341, 1282489, 2346682, 2564978, 4242079, 5866705, 6412445, 8484158, 11733410, 12824890, 21210395, 42420790, 55147027, 110294054, 275735135, 551470270]

約数ペア:

[(1, 551470270), (2, 275735135), (5, 110294054), (10, 55147027), (13, 42420790), (26, 21210395), (43, 12824890), (47, 11733410), (65, 8484158), (86, 6412445), (94, 5866705), (130, 4242079), (215, 2564978), (235, 2346682), (430, 1282489), (470, 1173341), (559, 986530), (611, 902570), (1118, 493265), (1222, 451285), (2021, 272870), (2099, 262730), (2795, 197306), (3055, 180514), (4042, 136435), (4198, 131365), (5590, 98653), (6110, 90257), (10105, 54574), (10495, 52546), (20210, 27287), (20990, 26273)]