113131280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{32887}}^1$

素因数の和:32943

約数の個数: 40

約数和(自身を含む): 269155392

約数和(自身を除く): 156024112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 32887, 65774, 131548, 164435, 263096, 328870, 526192, 657740, 1315480, 1414141, 2630960, 2828282, 5656564, 7070705, 11313128, 14141410, 22626256, 28282820, 56565640, 113131280]

約数ペア:

[(1, 113131280), (2, 56565640), (4, 28282820), (5, 22626256), (8, 14141410), (10, 11313128), (16, 7070705), (20, 5656564), (40, 2828282), (43, 2630960), (80, 1414141), (86, 1315480), (172, 657740), (215, 526192), (344, 328870), (430, 263096), (688, 164435), (860, 131548), (1720, 65774), (3440, 32887)]