28951525

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 36961920

約数和(自身を除く): 8010395

約数列:

[1, 5, 25, 79, 107, 137, 395, 535, 685, 1975, 2675, 3425, 8453, 10823, 14659, 42265, 54115, 73295, 211325, 270575, 366475, 1158061, 5790305, 28951525]

約数ペア:

[(1, 28951525), (5, 5790305), (25, 1158061), (79, 366475), (107, 270575), (137, 211325), (395, 73295), (535, 54115), (685, 42265), (1975, 14659), (2675, 10823), (3425, 8453)]