205127432

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{5659}}^1$

素因数の和:5885

約数の個数: 32

約数和(自身を含む): 403444800

約数和(自身を除く): 198317368

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 197, 394, 788, 1576, 4531, 5659, 9062, 11318, 18124, 22636, 36248, 45272, 130157, 260314, 520628, 1041256, 1114823, 2229646, 4459292, 8918584, 25640929, 51281858, 102563716, 205127432]

約数ペア:

[(1, 205127432), (2, 102563716), (4, 51281858), (8, 25640929), (23, 8918584), (46, 4459292), (92, 2229646), (184, 1114823), (197, 1041256), (394, 520628), (788, 260314), (1576, 130157), (4531, 45272), (5659, 36248), (9062, 22636), (11318, 18124)]