51513440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29269}}^1$

素因数の和:29295

約数の個数: 48

約数和(自身を含む): 132768720

約数和(自身を除く): 81255280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 29269, 58538, 117076, 146345, 234152, 292690, 321959, 468304, 585380, 643918, 936608, 1170760, 1287836, 1609795, 2341520, 2575672, 3219590, 4683040, 5151344, 6439180, 10302688, 12878360, 25756720, 51513440]

約数ペア:

[(1, 51513440), (2, 25756720), (4, 12878360), (5, 10302688), (8, 6439180), (10, 5151344), (11, 4683040), (16, 3219590), (20, 2575672), (22, 2341520), (32, 1609795), (40, 1287836), (44, 1170760), (55, 936608), (80, 643918), (88, 585380), (110, 468304), (160, 321959), (176, 292690), (220, 234152), (352, 146345), (440, 117076), (880, 58538), (1760, 29269)]