81548

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:89

約数の個数: 24

約数和(自身を含む): 159600

約数和(自身を除く): 78052

約数列:

[1, 2, 4, 19, 29, 37, 38, 58, 74, 76, 116, 148, 551, 703, 1073, 1102, 1406, 2146, 2204, 2812, 4292, 20387, 40774, 81548]

約数ペア:

[(1, 81548), (2, 40774), (4, 20387), (19, 4292), (29, 2812), (37, 2204), (38, 2146), (58, 1406), (74, 1102), (76, 1073), (116, 703), (148, 551)]