25838450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 53032320

約数和(自身を除く): 27193870

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 109, 110, 218, 275, 431, 545, 550, 862, 1090, 1199, 2155, 2398, 2725, 4310, 4741, 5450, 5995, 9482, 10775, 11990, 21550, 23705, 29975, 46979, 47410, 59950, 93958, 118525, 234895, 237050, 469790, 516769, 1033538, 1174475, 2348950, 2583845, 5167690, 12919225, 25838450]

約数ペア:

[(1, 25838450), (2, 12919225), (5, 5167690), (10, 2583845), (11, 2348950), (22, 1174475), (25, 1033538), (50, 516769), (55, 469790), (109, 237050), (110, 234895), (218, 118525), (275, 93958), (431, 59950), (545, 47410), (550, 46979), (862, 29975), (1090, 23705), (1199, 21550), (2155, 11990), (2398, 10775), (2725, 9482), (4310, 5995), (4741, 5450)]