128590984

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{10103}}^1$

素因数の和:10189

約数の個数: 32

約数和(自身を含む): 253408320

約数和(自身を除く): 124817336

約数列:

[1, 2, 4, 8, 37, 43, 74, 86, 148, 172, 296, 344, 1591, 3182, 6364, 10103, 12728, 20206, 40412, 80824, 373811, 434429, 747622, 868858, 1495244, 1737716, 2990488, 3475432, 16073873, 32147746, 64295492, 128590984]

約数ペア:

[(1, 128590984), (2, 64295492), (4, 32147746), (8, 16073873), (37, 3475432), (43, 2990488), (74, 1737716), (86, 1495244), (148, 868858), (172, 747622), (296, 434429), (344, 373811), (1591, 80824), (3182, 40412), (6364, 20206), (10103, 12728)]